[Colonic melanosis].
D000873:Anthracenes / Q000009:adverse effects* / Q000627:therapeutic use; D002908:Chronic Disease; D003108:Colonic Diseases / Q000139:chemically induced*; D003248:Constipation / Q000188:drug therapy; D006801:Humans; D008548:Melanosis / Q000139:chemically induced*
D000873:Anthracenes
Melanosis coli