title: [Examination of periodontal tissue with the ultrasonic apparatus. Survey of the marginal form of alveolar bone (author's transl)].
mesh_terms: D000539:Alveolar Process / Q000033:anatomy & histology*; D001862:Bone Resorption / Q000175:diagnosis / Q000473:pathology; D005260:Female; D006801:Humans; D008297:Male; D010510:Periodontal Diseases / Q000175:diagnosis / Q000473:pathology; D014465:Ultrasonics / Q000295:instrumentation; D014463:Ultrasonography