title: Oral pathology case: ulcerative mass of upper lip.
authors.affiliation: Department of Oral and Maxillofacial Pathology, University of Oklahoma College of Dentistry, USA.
authors.forename: David M
authors.initials: DM
authors.lastname: Lewis
mesh_terms: D002294:Carcinoma, Squamous Cell / Q000175:diagnosis; D003937:Diagnosis, Differential; D005260:Female; D006660:Histoplasmosis / Q000175:diagnosis*; D006801:Humans; D008047:Lip Diseases / Q000175:diagnosis* / Q000188:drug therapy; D008875:Middle Aged; D019226:Oral Ulcer / Q000175:diagnosis*