Dental and oral effects observed in a long-term tobacco chewer: case report.
D000328:Adult; D005882:Gingival Diseases / Q000209:etiology; D006801:Humans; D008297:Male; D010510:Periodontal Diseases / Q000209:etiology*; D010947:Plants, Toxic; D014026:Nicotiana; D014098:Toothache / Q000209:etiology