title: Probing and sound in periodontics.
mesh_terms: D005888:Gingival Pocket / Q000175:diagnosis*; D005891:Gingivitis / Q000175:diagnosis*; D006801:Humans; D010514:Periodontal Pocket / Q000175:diagnosis*; D010517:Periodontics / Q000295:instrumentation; D010518:Periodontitis / Q000175:diagnosis*; D010519:Periodontium / Q000033:anatomy & histology