title: Validity of the Simple-Measure for Assessing Psoriasis Activity (S-MAPA) for objectively evaluating disease severity in patients with plaque psoriasis.
authors.affiliation: Center for Clinical Epidemiology and Biostatistics, University of Pennsylvania Perelman School of Medicine, Philadelphia, Pennsylvania. Electronic address: zelma.chiesafuxench@uphs.upenn.edu.
authors.forename: Zelma C
authors.initials: ZC
authors.lastname: Chiesa Fuxench
authors.affiliation: Department of Dermatology, University of Utah School of Medicine, Salt Lake City, Utah.
authors.forename: Kristina
authors.initials: K
authors.lastname: Callis Duffin
authors.affiliation: National Psoriasis Foundation, Portland, Oregon.
authors.forename: Michael
authors.initials: M
authors.lastname: Siegel
authors.affiliation: Departments of Dermatology, Epidemiology and Biostatistics, University of Pennsylvania Perelman School of Medicine, Philadelphia, Pennsylvania.
authors.forename: Abby S
authors.initials: AS
authors.lastname: Van Voorhees
authors.affiliation: Departments of Dermatology, Epidemiology and Biostatistics, University of Pennsylvania Perelman School of Medicine, Philadelphia, Pennsylvania; Center for Clinical Epidemiology and Biostatistics, University of Pennsylvania Perelman School of Medicine, Philadelphia, Pennsylvania.
authors.forename: Joel M
authors.initials: JM
authors.lastname: Gelfand
mesh_terms: D000328:Adult; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D011565:Psoriasis / Q000188:drug therapy / Q000473:pathology*; D011788:Quality of Life; D012372:ROC Curve; D012720:Severity of Illness Index