title: Chronic non-healing anal ulceration and Nicorandil: further evidence of an emerging problem.
authors.forename: Andrew A
authors.initials: AA
authors.lastname: Renwick
authors.forename: David S
authors.initials: DS
authors.lastname: Chong
authors.forename: Andrew J
authors.initials: AJ
authors.lastname: McMahon
mesh_terms: D000368:Aged; D000369:Aged, 80 and over; D002908:Chronic Disease; D005260:Female; D005401:Fissure in Ano / Q000139:chemically induced*; D006801:Humans; D008297:Male; D008875:Middle Aged; D020108:Nicorandil / Q000009:adverse effects*; D014665:Vasodilator Agents / Q000009:adverse effects*; D014945:Wound Healing / Q000187:drug effects*
chemical_list: D014665:Vasodilator Agents; D020108:Nicorandil