title: Systemic psoriasis therapy shows high between-country variation: a sign of unwarranted variation? Cross-sectional analysis of baseline data from the PSONET registries.
authors.affiliation: Department of Dermatology, Complexo Hospitalario de Pontevedra (CHOP), Pontevedra, Research Unit, Fundación Academia Española de Dermatología, Madrid, Spain.
authors.forename: I
authors.initials: I
authors.lastname: Garcia-Doval
authors.forename: S J
authors.initials: SJ
authors.lastname: Rustenbach
authors.forename: R
authors.initials: R
authors.lastname: Stern
authors.forename: T N
authors.initials: TN
authors.lastname: Dam
authors.forename: A D
authors.initials: AD
authors.lastname: Cohen
authors.forename: C
authors.initials: C
authors.lastname: Baker
authors.forename: P I
authors.initials: PI
authors.lastname: Spuls
authors.forename: L
authors.initials: L
authors.lastname: Naldi
mesh_terms: D001315:Australia / Q000453:epidemiology; D003430:Cross-Sectional Studies; D003695:Delivery of Health Care / Q000592:standards / Q000706:statistics & numerical data; D005060:Europe / Q000453:epidemiology; D006801:Humans; D011565:Psoriasis / Q000453:epidemiology / Q000628:therapy*; D012042:Registries
keywords: *registries; comparative effectiveness; epidemiology; psoriasis; psoriasis/*drug therapy; research