title: [Methotrexate in psoriasis: are routine biopsies necessary?].
authors.forename: J-C
authors.initials: JC
authors.lastname: Guillaume
mesh_terms: D001706:Biopsy; D056486:Chemical and Drug Induced Liver Injury; D003879:Dermatologic Agents / Q000008:administration & dosage / Q000009:adverse effects*; D006801:Humans; D008099:Liver / Q000473:pathology*; D008107:Liver Diseases / Q000517:prevention & control; D008727:Methotrexate / Q000008:administration & dosage / Q000009:adverse effects*; D011565:Psoriasis / Q000188:drug therapy*
chemical_list: D003879:Dermatologic Agents; D008727:Methotrexate