On the marginal alveolar ridge in adults.
D000328:Adult; D000368:Aged; D000375:Aging; D000539:Alveolar Process / Q000000981:diagnostic imaging*; D003728:Dental Calculus / Q000000981:diagnostic imaging; D003766:Dental Occlusion; D005260:Female; D005881:Gingiva / Q000000981:diagnostic imaging; D006801:Humans; D007568:Jaw / Q000000981:diagnostic imaging; D008297:Male; D008437:Maxilla / Q000000981:diagnostic imaging; D008875:Middle Aged; D009538:Nicotine / Q000494:pharmacology; D010947:Plants, Toxic; D011859:Radiography; D012737:Sex Factors; D014026:Nicotiana
D009538:Nicotine