title: Persistent severe acne.
authors.forename: H A
authors.initials: HA
authors.lastname: Luscombe
authors.forename: L C
authors.initials: LC
authors.lastname: Parish
mesh_terms: D000152:Acne Vulgaris / Q000150:complications / Q000628:therapy*; D000328:Adult; D002921:Cicatrix; D003094:Collagen; D003278:Contraceptives, Oral, Hormonal; D003869:Dermabrasion; D004032:Diet; D005260:Female; D006801:Humans; D016038:Skin Transplantation
chemical_list: D003278:Contraceptives, Oral, Hormonal; D003094:Collagen