title: Mucous membranes in systemic disease.
authors.forename: J D
authors.initials: JD
authors.lastname: Case
authors.forename: J P
authors.initials: JP
authors.lastname: Callen
mesh_terms: D003937:Diagnosis, Differential; D006402:Hematologic Diseases / Q000175:diagnosis / Q000473:pathology; D006801:Humans; D008659:Metabolic Diseases / Q000175:diagnosis / Q000473:pathology; D009092:Mucous Membrane / Q000473:pathology; D010859:Pigmentation Disorders / Q000175:diagnosis / Q000473:pathology; D012871:Skin Diseases / Q000175:diagnosis* / Q000473:pathology