title: Some candid observations and reflections on the results of an in vitro test of the Siemens Periotest device.
authors.forename: R L
authors.initials: RL
authors.lastname: Webber
mesh_terms: D003945:Diagnosis, Oral / Q000295:instrumentation / Q000379:methods; D066298:In Vitro Techniques; D010510:Periodontal Diseases / Q000175:diagnosis*; D014086:Tooth Mobility / Q000175:diagnosis*