title: Acne traumatica allergica.
authors.forename: H S
authors.initials: HS
authors.lastname: Yaffee
mesh_terms: D000152:Acne Vulgaris / Q000150:complications / Q000175:diagnosis*; D003937:Diagnosis, Differential; D006801:Humans; D012867:Skin / Q000473:pathology; D014581:Urticaria / Q000150:complications / Q000175:diagnosis*