title: On the limitations of the psoriasis area and severity index (PASI)
authors.forename: P C
authors.initials: PC
authors.lastname: van de Kerkhof
mesh_terms: D006801:Humans; D011565:Psoriasis / Q000473:pathology*; D012720:Severity of Illness Index; D012867:Skin / Q000473:pathology*