title: Etiology of parafunction: a brief review of psychological and occlusal genesis.
mesh_terms: D002012:Bruxism / Q000209:etiology* / Q000523:psychology; D003769:Dental Occlusion, Traumatic / Q000150:complications; D006801:Humans; D008310:Malocclusion / Q000150:complications*; D013315:Stress, Psychological / Q000150:complications