The International Dermatology Outcome Measures initiative as applied to psoriatic disease outcomes: a report from the GRAPPA 2013 meeting.

• Gottlieb AB From the Tufts Medical Center, Boston, Massachusetts; Department of Dermatology, University of Colorado, Denver, Colorado, USA; Musculoskeletal Statistics Unit, The Parker Institute, Department of Rheumatology, Copenhagen University Hospital, Bispebjerg and Frederiksberg, Denmark; Department of Dermatology, Hofstra North Shore LIJ School of Medicine, Hempstead, New York; Department of Dermatology, University of Utah, Salt Lake City, Utah, USA; Department of Dermatology, Geneva University Hospital, Geneva, Switzerland; Harvard Medical School, Brigham and Women's Hospital, Boston, Massachusetts, USA; University of Toronto, Toronto Western Research Institute; Psoriatic Arthritis Program, University Health Network, Toronto, Ontario, Canada; Seattle Rheumatology Associates, Rheumatology Research, Swedish Medical Center, University of Washington School of Medicine, Seattle, Washington; Department of Dermatology, Emory University, Atlanta, Georgia, USA; Division of Dermatology, Toronto Western Hospital, University of Toronto, Toronto, Ontario, Canada; National Psoriasis Foundation, Portland, Oregon, USA.A.B. Gottlieb, MD, PhD, Tufts Medical Center; A.W. Armstrong, MD, MPH, Department of Dermatology, University of Colorado; R. Christensen, MSc, PhD, Musculoskeletal Statistics Unit, The Parker Institute, Department of Rheumatology, Copenhagen University Hospital; A. Garg, MD, Department of Dermatology, Hofstra North Shore LIJ School of Medicine; K. Callis Duffin, MD, MS, Department of Dermatology, University of Utah; W-H. Boehncke, MD, Department of Dermatology, Geneva University Hospital; J.F. Merola, MD, Harvard Medical School, Brigham and Women's Hospital; D.D. Gladman, MD, FRCPC, Professor of Medicine, University of Toronto; Senior Scientist, Toronto Western Research Institute; Director, Psoriatic Arthritis Program, University Health Network; P.J. Mease, MD, Seattle Rheumatology Associates, Director, Rheumatology Research, Swedish Medical Center, Clinical Professor, Univ
• Armstrong AW From the Tufts Medical Center, Boston, Massachusetts; Department of Dermatology, University of Colorado, Denver, Colorado, USA; Musculoskeletal Statistics Unit, The Parker Institute, Department of Rheumatology, Copenhagen University Hospital, Bispebjerg and Frederiksberg, Denmark; Department of Dermatology, Hofstra North Shore LIJ School of Medicine, Hempstead, New York; Department of Dermatology, University of Utah, Salt Lake City, Utah, USA; Department of Dermatology, Geneva University Hospital, Geneva, Switzerland; Harvard Medical School, Brigham and Women's Hospital, Boston, Massachusetts, USA; University of Toronto, Toronto Western Research Institute; Psoriatic Arthritis Program, University Health Network, Toronto, Ontario, Canada; Seattle Rheumatology Associates, Rheumatology Research, Swedish Medical Center, University of Washington School of Medicine, Seattle, Washington; Department of Dermatology, Emory University, Atlanta, Georgia, USA; Division of Dermatology, Toronto Western Hospital, University of Toronto, Toronto, Ontario, Canada; National Psoriasis Foundation, Portland, Oregon, USA.A.B. Gottlieb, MD, PhD, Tufts Medical Center; A.W. Armstrong, MD, MPH, Department of Dermatology, University of Colorado; R. Christensen, MSc, PhD, Musculoskeletal Statistics Unit, The Parker Institute, Department of Rheumatology, Copenhagen University Hospital; A. Garg, MD, Department of Dermatology, Hofstra North Shore LIJ School of Medicine; K. Callis Duffin, MD, MS, Department of Dermatology, University of Utah; W-H. Boehncke, MD, Department of Dermatology, Geneva University Hospital; J.F. Merola, MD, Harvard Medical School, Brigham and Women's Hospital; D.D. Gladman, MD, FRCPC, Professor of Medicine, University of Toronto; Senior Scientist, Toronto Western Research Institute; Director, Psoriatic Arthritis Program, University Health Network; P.J. Mease, MD, Seattle Rheumatology Associates, Director, Rheumatology Research, Swedish Medical Center, Clinical Professor, Univ
• Christensen R From the Tufts Medical Center, Boston, Massachusetts; Department of Dermatology, University of Colorado, Denver, Colorado, USA; Musculoskeletal Statistics Unit, The Parker Institute, Department of Rheumatology, Copenhagen University Hospital, Bispebjerg and Frederiksberg, Denmark; Department of Dermatology, Hofstra North Shore LIJ School of Medicine, Hempstead, New York; Department of Dermatology, University of Utah, Salt Lake City, Utah, USA; Department of Dermatology, Geneva University Hospital, Geneva, Switzerland; Harvard Medical School, Brigham and Women's Hospital, Boston, Massachusetts, USA; University of Toronto, Toronto Western Research Institute; Psoriatic Arthritis Program, University Health Network, Toronto, Ontario, Canada; Seattle Rheumatology Associates, Rheumatology Research, Swedish Medical Center, University of Washington School of Medicine, Seattle, Washington; Department of Dermatology, Emory University, Atlanta, Georgia, USA; Division of Dermatology, Toronto Western Hospital, University of Toronto, Toronto, Ontario, Canada; National Psoriasis Foundation, Portland, Oregon, USA.A.B. Gottlieb, MD, PhD, Tufts Medical Center; A.W. Armstrong, MD, MPH, Department of Dermatology, University of Colorado; R. Christensen, MSc, PhD, Musculoskeletal Statistics Unit, The Parker Institute, Department of Rheumatology, Copenhagen University Hospital; A. Garg, MD, Department of Dermatology, Hofstra North Shore LIJ School of Medicine; K. Callis Duffin, MD, MS, Department of Dermatology, University of Utah; W-H. Boehncke, MD, Department of Dermatology, Geneva University Hospital; J.F. Merola, MD, Harvard Medical School, Brigham and Women's Hospital; D.D. Gladman, MD, FRCPC, Professor of Medicine, University of Toronto; Senior Scientist, Toronto Western Research Institute; Director, Psoriatic Arthritis Program, University Health Network; P.J. Mease, MD, Seattle Rheumatology Associates, Director, Rheumatology Research, Swedish Medical Center, Clinical Professor, Univ
• Garg A From the Tufts Medical Center, Boston, Massachusetts; Department of Dermatology, University of Colorado, Denver, Colorado, USA; Musculoskeletal Statistics Unit, The Parker Institute, Department of Rheumatology, Copenhagen University Hospital, Bispebjerg and Frederiksberg, Denmark; Department of Dermatology, Hofstra North Shore LIJ School of Medicine, Hempstead, New York; Department of Dermatology, University of Utah, Salt Lake City, Utah, USA; Department of Dermatology, Geneva University Hospital, Geneva, Switzerland; Harvard Medical School, Brigham and Women's Hospital, Boston, Massachusetts, USA; University of Toronto, Toronto Western Research Institute; Psoriatic Arthritis Program, University Health Network, Toronto, Ontario, Canada; Seattle Rheumatology Associates, Rheumatology Research, Swedish Medical Center, University of Washington School of Medicine, Seattle, Washington; Department of Dermatology, Emory University, Atlanta, Georgia, USA; Division of Dermatology, Toronto Western Hospital, University of Toronto, Toronto, Ontario, Canada; National Psoriasis Foundation, Portland, Oregon, USA.A.B. Gottlieb, MD, PhD, Tufts Medical Center; A.W. Armstrong, MD, MPH, Department of Dermatology, University of Colorado; R. Christensen, MSc, PhD, Musculoskeletal Statistics Unit, The Parker Institute, Department of Rheumatology, Copenhagen University Hospital; A. Garg, MD, Department of Dermatology, Hofstra North Shore LIJ School of Medicine; K. Callis Duffin, MD, MS, Department of Dermatology, University of Utah; W-H. Boehncke, MD, Department of Dermatology, Geneva University Hospital; J.F. Merola, MD, Harvard Medical School, Brigham and Women's Hospital; D.D. Gladman, MD, FRCPC, Professor of Medicine, University of Toronto; Senior Scientist, Toronto Western Research Institute; Director, Psoriatic Arthritis Program, University Health Network; P.J. Mease, MD, Seattle Rheumatology Associates, Director, Rheumatology Research, Swedish Medical Center, Clinical Professor, Univ
• Duffin KC From the Tufts Medical Center, Boston, Massachusetts; Department of Dermatology, University of Colorado, Denver, Colorado, USA; Musculoskeletal Statistics Unit, The Parker Institute, Department of Rheumatology, Copenhagen University Hospital, Bispebjerg and Frederiksberg, Denmark; Department of Dermatology, Hofstra North Shore LIJ School of Medicine, Hempstead, New York; Department of Dermatology, University of Utah, Salt Lake City, Utah, USA; Department of Dermatology, Geneva University Hospital, Geneva, Switzerland; Harvard Medical School, Brigham and Women's Hospital, Boston, Massachusetts, USA; University of Toronto, Toronto Western Research Institute; Psoriatic Arthritis Program, University Health Network, Toronto, Ontario, Canada; Seattle Rheumatology Associates, Rheumatology Research, Swedish Medical Center, University of Washington School of Medicine, Seattle, Washington; Department of Dermatology, Emory University, Atlanta, Georgia, USA; Division of Dermatology, Toronto Western Hospital, University of Toronto, Toronto, Ontario, Canada; National Psoriasis Foundation, Portland, Oregon, USA.A.B. Gottlieb, MD, PhD, Tufts Medical Center; A.W. Armstrong, MD, MPH, Department of Dermatology, University of Colorado; R. Christensen, MSc, PhD, Musculoskeletal Statistics Unit, The Parker Institute, Department of Rheumatology, Copenhagen University Hospital; A. Garg, MD, Department of Dermatology, Hofstra North Shore LIJ School of Medicine; K. Callis Duffin, MD, MS, Department of Dermatology, University of Utah; W-H. Boehncke, MD, Department of Dermatology, Geneva University Hospital; J.F. Merola, MD, Harvard Medical School, Brigham and Women's Hospital; D.D. Gladman, MD, FRCPC, Professor of Medicine, University of Toronto; Senior Scientist, Toronto Western Research Institute; Director, Psoriatic Arthritis Program, University Health Network; P.J. Mease, MD, Seattle Rheumatology Associates, Director, Rheumatology Research, Swedish Medical Center, Clinical Professor, Univ
• Boehncke WH From the Tufts Medical Center, Boston, Massachusetts; Department of Dermatology, University of Colorado, Denver, Colorado, USA; Musculoskeletal Statistics Unit, The Parker Institute, Department of Rheumatology, Copenhagen University Hospital, Bispebjerg and Frederiksberg, Denmark; Department of Dermatology, Hofstra North Shore LIJ School of Medicine, Hempstead, New York; Department of Dermatology, University of Utah, Salt Lake City, Utah, USA; Department of Dermatology, Geneva University Hospital, Geneva, Switzerland; Harvard Medical School, Brigham and Women's Hospital, Boston, Massachusetts, USA; University of Toronto, Toronto Western Research Institute; Psoriatic Arthritis Program, University Health Network, Toronto, Ontario, Canada; Seattle Rheumatology Associates, Rheumatology Research, Swedish Medical Center, University of Washington School of Medicine, Seattle, Washington; Department of Dermatology, Emory University, Atlanta, Georgia, USA; Division of Dermatology, Toronto Western Hospital, University of Toronto, Toronto, Ontario, Canada; National Psoriasis Foundation, Portland, Oregon, USA.A.B. Gottlieb, MD, PhD, Tufts Medical Center; A.W. Armstrong, MD, MPH, Department of Dermatology, University of Colorado; R. Christensen, MSc, PhD, Musculoskeletal Statistics Unit, The Parker Institute, Department of Rheumatology, Copenhagen University Hospital; A. Garg, MD, Department of Dermatology, Hofstra North Shore LIJ School of Medicine; K. Callis Duffin, MD, MS, Department of Dermatology, University of Utah; W-H. Boehncke, MD, Department of Dermatology, Geneva University Hospital; J.F. Merola, MD, Harvard Medical School, Brigham and Women's Hospital; D.D. Gladman, MD, FRCPC, Professor of Medicine, University of Toronto; Senior Scientist, Toronto Western Research Institute; Director, Psoriatic Arthritis Program, University Health Network; P.J. Mease, MD, Seattle Rheumatology Associates, Director, Rheumatology Research, Swedish Medical Center, Clinical Professor, Univ
• Merola JF From the Tufts Medical Center, Boston, Massachusetts; Department of Dermatology, University of Colorado, Denver, Colorado, USA; Musculoskeletal Statistics Unit, The Parker Institute, Department of Rheumatology, Copenhagen University Hospital, Bispebjerg and Frederiksberg, Denmark; Department of Dermatology, Hofstra North Shore LIJ School of Medicine, Hempstead, New York; Department of Dermatology, University of Utah, Salt Lake City, Utah, USA; Department of Dermatology, Geneva University Hospital, Geneva, Switzerland; Harvard Medical School, Brigham and Women's Hospital, Boston, Massachusetts, USA; University of Toronto, Toronto Western Research Institute; Psoriatic Arthritis Program, University Health Network, Toronto, Ontario, Canada; Seattle Rheumatology Associates, Rheumatology Research, Swedish Medical Center, University of Washington School of Medicine, Seattle, Washington; Department of Dermatology, Emory University, Atlanta, Georgia, USA; Division of Dermatology, Toronto Western Hospital, University of Toronto, Toronto, Ontario, Canada; National Psoriasis Foundation, Portland, Oregon, USA.A.B. Gottlieb, MD, PhD, Tufts Medical Center; A.W. Armstrong, MD, MPH, Department of Dermatology, University of Colorado; R. Christensen, MSc, PhD, Musculoskeletal Statistics Unit, The Parker Institute, Department of Rheumatology, Copenhagen University Hospital; A. Garg, MD, Department of Dermatology, Hofstra North Shore LIJ School of Medicine; K. Callis Duffin, MD, MS, Department of Dermatology, University of Utah; W-H. Boehncke, MD, Department of Dermatology, Geneva University Hospital; J.F. Merola, MD, Harvard Medical School, Brigham and Women's Hospital; D.D. Gladman, MD, FRCPC, Professor of Medicine, University of Toronto; Senior Scientist, Toronto Western Research Institute; Director, Psoriatic Arthritis Program, University Health Network; P.J. Mease, MD, Seattle Rheumatology Associates, Director, Rheumatology Research, Swedish Medical Center, Clinical Professor, Univ
• Gladman DD From the Tufts Medical Center, Boston, Massachusetts; Department of Dermatology, University of Colorado, Denver, Colorado, USA; Musculoskeletal Statistics Unit, The Parker Institute, Department of Rheumatology, Copenhagen University Hospital, Bispebjerg and Frederiksberg, Denmark; Department of Dermatology, Hofstra North Shore LIJ School of Medicine, Hempstead, New York; Department of Dermatology, University of Utah, Salt Lake City, Utah, USA; Department of Dermatology, Geneva University Hospital, Geneva, Switzerland; Harvard Medical School, Brigham and Women's Hospital, Boston, Massachusetts, USA; University of Toronto, Toronto Western Research Institute; Psoriatic Arthritis Program, University Health Network, Toronto, Ontario, Canada; Seattle Rheumatology Associates, Rheumatology Research, Swedish Medical Center, University of Washington School of Medicine, Seattle, Washington; Department of Dermatology, Emory University, Atlanta, Georgia, USA; Division of Dermatology, Toronto Western Hospital, University of Toronto, Toronto, Ontario, Canada; National Psoriasis Foundation, Portland, Oregon, USA.A.B. Gottlieb, MD, PhD, Tufts Medical Center; A.W. Armstrong, MD, MPH, Department of Dermatology, University of Colorado; R. Christensen, MSc, PhD, Musculoskeletal Statistics Unit, The Parker Institute, Department of Rheumatology, Copenhagen University Hospital; A. Garg, MD, Department of Dermatology, Hofstra North Shore LIJ School of Medicine; K. Callis Duffin, MD, MS, Department of Dermatology, University of Utah; W-H. Boehncke, MD, Department of Dermatology, Geneva University Hospital; J.F. Merola, MD, Harvard Medical School, Brigham and Women's Hospital; D.D. Gladman, MD, FRCPC, Professor of Medicine, University of Toronto; Senior Scientist, Toronto Western Research Institute; Director, Psoriatic Arthritis Program, University Health Network; P.J. Mease, MD, Seattle Rheumatology Associates, Director, Rheumatology Research, Swedish Medical Center, Clinical Professor, Univ
• Mease PJ From the Tufts Medical Center, Boston, Massachusetts; Department of Dermatology, University of Colorado, Denver, Colorado, USA; Musculoskeletal Statistics Unit, The Parker Institute, Department of Rheumatology, Copenhagen University Hospital, Bispebjerg and Frederiksberg, Denmark; Department of Dermatology, Hofstra North Shore LIJ School of Medicine, Hempstead, New York; Department of Dermatology, University of Utah, Salt Lake City, Utah, USA; Department of Dermatology, Geneva University Hospital, Geneva, Switzerland; Harvard Medical School, Brigham and Women's Hospital, Boston, Massachusetts, USA; University of Toronto, Toronto Western Research Institute; Psoriatic Arthritis Program, University Health Network, Toronto, Ontario, Canada; Seattle Rheumatology Associates, Rheumatology Research, Swedish Medical Center, University of Washington School of Medicine, Seattle, Washington; Department of Dermatology, Emory University, Atlanta, Georgia, USA; Division of Dermatology, Toronto Western Hospital, University of Toronto, Toronto, Ontario, Canada; National Psoriasis Foundation, Portland, Oregon, USA.A.B. Gottlieb, MD, PhD, Tufts Medical Center; A.W. Armstrong, MD, MPH, Department of Dermatology, University of Colorado; R. Christensen, MSc, PhD, Musculoskeletal Statistics Unit, The Parker Institute, Department of Rheumatology, Copenhagen University Hospital; A. Garg, MD, Department of Dermatology, Hofstra North Shore LIJ School of Medicine; K. Callis Duffin, MD, MS, Department of Dermatology, University of Utah; W-H. Boehncke, MD, Department of Dermatology, Geneva University Hospital; J.F. Merola, MD, Harvard Medical School, Brigham and Women's Hospital; D.D. Gladman, MD, FRCPC, Professor of Medicine, University of Toronto; Senior Scientist, Toronto Western Research Institute; Director, Psoriatic Arthritis Program, University Health Network; P.J. Mease, MD, Seattle Rheumatology Associates, Director, Rheumatology Research, Swedish Medical Center, Clinical Professor, Univ
• Swerlick RA From the Tufts Medical Center, Boston, Massachusetts; Department of Dermatology, University of Colorado, Denver, Colorado, USA; Musculoskeletal Statistics Unit, The Parker Institute, Department of Rheumatology, Copenhagen University Hospital, Bispebjerg and Frederiksberg, Denmark; Department of Dermatology, Hofstra North Shore LIJ School of Medicine, Hempstead, New York; Department of Dermatology, University of Utah, Salt Lake City, Utah, USA; Department of Dermatology, Geneva University Hospital, Geneva, Switzerland; Harvard Medical School, Brigham and Women's Hospital, Boston, Massachusetts, USA; University of Toronto, Toronto Western Research Institute; Psoriatic Arthritis Program, University Health Network, Toronto, Ontario, Canada; Seattle Rheumatology Associates, Rheumatology Research, Swedish Medical Center, University of Washington School of Medicine, Seattle, Washington; Department of Dermatology, Emory University, Atlanta, Georgia, USA; Division of Dermatology, Toronto Western Hospital, University of Toronto, Toronto, Ontario, Canada; National Psoriasis Foundation, Portland, Oregon, USA.A.B. Gottlieb, MD, PhD, Tufts Medical Center; A.W. Armstrong, MD, MPH, Department of Dermatology, University of Colorado; R. Christensen, MSc, PhD, Musculoskeletal Statistics Unit, The Parker Institute, Department of Rheumatology, Copenhagen University Hospital; A. Garg, MD, Department of Dermatology, Hofstra North Shore LIJ School of Medicine; K. Callis Duffin, MD, MS, Department of Dermatology, University of Utah; W-H. Boehncke, MD, Department of Dermatology, Geneva University Hospital; J.F. Merola, MD, Harvard Medical School, Brigham and Women's Hospital; D.D. Gladman, MD, FRCPC, Professor of Medicine, University of Toronto; Senior Scientist, Toronto Western Research Institute; Director, Psoriatic Arthritis Program, University Health Network; P.J. Mease, MD, Seattle Rheumatology Associates, Director, Rheumatology Research, Swedish Medical Center, Clinical Professor, Univ
• Rosen CF From the Tufts Medical Center, Boston, Massachusetts; Department of Dermatology, University of Colorado, Denver, Colorado, USA; Musculoskeletal Statistics Unit, The Parker Institute, Department of Rheumatology, Copenhagen University Hospital, Bispebjerg and Frederiksberg, Denmark; Department of Dermatology, Hofstra North Shore LIJ School of Medicine, Hempstead, New York; Department of Dermatology, University of Utah, Salt Lake City, Utah, USA; Department of Dermatology, Geneva University Hospital, Geneva, Switzerland; Harvard Medical School, Brigham and Women's Hospital, Boston, Massachusetts, USA; University of Toronto, Toronto Western Research Institute; Psoriatic Arthritis Program, University Health Network, Toronto, Ontario, Canada; Seattle Rheumatology Associates, Rheumatology Research, Swedish Medical Center, University of Washington School of Medicine, Seattle, Washington; Department of Dermatology, Emory University, Atlanta, Georgia, USA; Division of Dermatology, Toronto Western Hospital, University of Toronto, Toronto, Ontario, Canada; National Psoriasis Foundation, Portland, Oregon, USA.A.B. Gottlieb, MD, PhD, Tufts Medical Center; A.W. Armstrong, MD, MPH, Department of Dermatology, University of Colorado; R. Christensen, MSc, PhD, Musculoskeletal Statistics Unit, The Parker Institute, Department of Rheumatology, Copenhagen University Hospital; A. Garg, MD, Department of Dermatology, Hofstra North Shore LIJ School of Medicine; K. Callis Duffin, MD, MS, Department of Dermatology, University of Utah; W-H. Boehncke, MD, Department of Dermatology, Geneva University Hospital; J.F. Merola, MD, Harvard Medical School, Brigham and Women's Hospital; D.D. Gladman, MD, FRCPC, Professor of Medicine, University of Toronto; Senior Scientist, Toronto Western Research Institute; Director, Psoriatic Arthritis Program, University Health Network; P.J. Mease, MD, Seattle Rheumatology Associates, Director, Rheumatology Research, Swedish Medical Center, Clinical Professor, Univ
• Abernethy A From the Tufts Medical Center, Boston, Massachusetts; Department of Dermatology, University of Colorado, Denver, Colorado, USA; Musculoskeletal Statistics Unit, The Parker Institute, Department of Rheumatology, Copenhagen University Hospital, Bispebjerg and Frederiksberg, Denmark; Department of Dermatology, Hofstra North Shore LIJ School of Medicine, Hempstead, New York; Department of Dermatology, University of Utah, Salt Lake City, Utah, USA; Department of Dermatology, Geneva University Hospital, Geneva, Switzerland; Harvard Medical School, Brigham and Women's Hospital, Boston, Massachusetts, USA; University of Toronto, Toronto Western Research Institute; Psoriatic Arthritis Program, University Health Network, Toronto, Ontario, Canada; Seattle Rheumatology Associates, Rheumatology Research, Swedish Medical Center, University of Washington School of Medicine, Seattle, Washington; Department of Dermatology, Emory University, Atlanta, Georgia, USA; Division of Dermatology, Toronto Western Hospital, University of Toronto, Toronto, Ontario, Canada; National Psoriasis Foundation, Portland, Oregon, USA.A.B. Gottlieb, MD, PhD, Tufts Medical Center; A.W. Armstrong, MD, MPH, Department of Dermatology, University of Colorado; R. Christensen, MSc, PhD, Musculoskeletal Statistics Unit, The Parker Institute, Department of Rheumatology, Copenhagen University Hospital; A. Garg, MD, Department of Dermatology, Hofstra North Shore LIJ School of Medicine; K. Callis Duffin, MD, MS, Department of Dermatology, University of Utah; W-H. Boehncke, MD, Department of Dermatology, Geneva University Hospital; J.F. Merola, MD, Harvard Medical School, Brigham and Women's Hospital; D.D. Gladman, MD, FRCPC, Professor of Medicine, University of Toronto; Senior Scientist, Toronto Western Research Institute; Director, Psoriatic Arthritis Program, University Health Network; P.J. Mease, MD, Seattle Rheumatology Associates, Director, Rheumatology Research, Swedish Medical Center, Clinical Professor, Univ

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INTERNATIONAL DERMATOLOGY OUTCOME MEASURES

NATIONAL PSORIASIS FOUNDATION

OMERACT

OUTCOME MEASURES

PSORIASIS

Dermatology

Health Services Accessibility

Humans

Outcome Assessment, Health Care

Psoriasis

Severity of Illness Index

United States