title: Painful oral and genital ulcers.
authors.affiliation: Department of Medicine, Faculty of Medicine, University Malaya, Kuala Lumpur, Malaysia.
authors.forename: Chin C
authors.initials: CC
authors.lastname: Ch'ng
authors.affiliation: Department of Medicine, Faculty of Medicine, University Malaya, Kuala Lumpur, Malaysia.
authors.forename: Su-Ming
authors.initials: SM
authors.lastname: Wong
authors.affiliation: Department of Medicine, Faculty of Medicine, University Malaya, Kuala Lumpur, Malaysia.
authors.forename: Yin Y
authors.initials: YY
authors.lastname: Lee
mesh_terms: D005832:Genital Diseases, Male / Q000175:diagnosis* / Q000473:pathology; D006801:Humans; D008297:Male; D008875:Middle Aged; D009059:Mouth Diseases / Q000175:diagnosis* / Q000473:pathology; D010146:Pain / Q000209:etiology; D010392:Pemphigus / Q000175:diagnosis* / Q000473:pathology