title: Exorex for psoriasis: the importance of randomized controlled trials in testing "new" products.
authors.affiliation: Centre of Evidence-Based Dermatology, Nottingham NG7 2UH, England. hywel.williams@nottingham.ac.uk
authors.forename: H C
authors.initials: HC
authors.lastname: Williams
mesh_terms: D000287:Administration, Topical; D003033:Coal Tar / Q000008:administration & dosage / Q000627:therapeutic use*; D003879:Dermatologic Agents / Q000008:administration & dosage / Q000627:therapeutic use*; D017277:Drug Approval; D005228:Fatty Acids, Essential / Q000008:administration & dosage / Q000627:therapeutic use*; D006801:Humans; D011565:Psoriasis / Q000188:drug therapy*; D016032:Randomized Controlled Trials as Topic
chemical_list: D003879:Dermatologic Agents; C442919:Exorex; D005228:Fatty Acids, Essential; D003033:Coal Tar