title: The treatment of chronic psoriasis a two-centre comparative study.
mesh_terms: D000293:Adolescent; D000328:Adult; D000368:Aged; D000873:Anthracenes / Q000627:therapeutic use*; D000875:Anthralin / Q000009:adverse effects / Q000627:therapeutic use*; D002908:Chronic Disease; D002986:Clinical Trials as Topic; D003033:Coal Tar / Q000009:adverse effects / Q000627:therapeutic use*; D004338:Drug Combinations; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D009824:Ointments; D011565:Psoriasis / Q000188:drug therapy*; D012459:Salicylates / Q000627:therapeutic use*; D020156:Salicylic Acid; D014508:Urea / Q000009:adverse effects / Q000627:therapeutic use*
chemical_list: D000873:Anthracenes; D004338:Drug Combinations; D009824:Ointments; D012459:Salicylates; D003033:Coal Tar; D014508:Urea; D020156:Salicylic Acid; D000875:Anthralin