title: The oral cavity as a diagnostic tool: vitamin deficiency.
mesh_terms: D001206:Ascorbic Acid Deficiency; D001361:Avitaminosis; D005891:Gingivitis / Q000209:etiology; D005928:Glossitis / Q000209:etiology; D006801:Humans; D008047:Lip Diseases / Q000209:etiology; D009912:Oral Manifestations; D012257:Riboflavin Deficiency; D014808:Vitamin D Deficiency