title: sQuiz your knowledge: Progressive loss of teeth and ulcerative genital lesions.
authors.affiliation: Department of Dermatology, Peking University First Hospital, 8 Xishiku Street, Xicheng District, Beijing, 100034, China.
authors.forename: Hui
authors.initials: H
authors.lastname: Qu
authors.affiliation: Department of Dermatology, Peking University First Hospital, 8 Xishiku Street, Xicheng District, Beijing, 100034, China.
authors.forename: Xiaowen
authors.initials: X
authors.lastname: Wang
authors.affiliation: Department of Dermatology, Peking University First Hospital, 8 Xishiku Street, Xicheng District, Beijing, 100034, China.
authors.forename: Mingyue
authors.initials: M
authors.lastname: Wang
mesh_terms: D005260:Female; D005831:Genital Diseases, Female / Q000150:complications* / Q000175:diagnosis / Q000473:pathology; D006646:Histiocytosis, Langerhans-Cell / Q000150:complications* / Q000175:diagnosis / Q000473:pathology; D006801:Humans; D008875:Middle Aged; D016388:Tooth Loss / Q000209:etiology*