title: Resistant psoriasis. Combined methoxsalen-anthralin therapy.
mesh_terms: D000328:Adult; D000873:Anthracenes / Q000008:administration & dosage* / Q000627:therapeutic use; D004357:Drug Synergism; D006801:Humans; D008297:Male; D008730:Methoxsalen / Q000008:administration & dosage* / Q000627:therapeutic use; D008875:Middle Aged; D009824:Ointments; D011565:Psoriasis / Q000188:drug therapy / Q000628:therapy*; D012996:Solutions; D014467:Ultraviolet Therapy / Q000295:instrumentation
chemical_list: D000873:Anthracenes; D009824:Ointments; D012996:Solutions; D008730:Methoxsalen