title: Lack of additive effect of coal tar combined with dithranol for psoriasis.
authors.forename: P
authors.initials: P
authors.lastname: Duhra
authors.forename: K S
authors.initials: KS
authors.lastname: Ryatt
mesh_terms: D000293:Adolescent; D000328:Adult; D000368:Aged; D000875:Anthralin / Q000627:therapeutic use*; D003033:Coal Tar / Q000627:therapeutic use*; D004357:Drug Synergism; D004359:Drug Therapy, Combination; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D011565:Psoriasis / Q000188:drug therapy*
chemical_list: D003033:Coal Tar; D000875:Anthralin