title: [Comments on the work of Dr. Raul Espinosa de la Sierra for admission to the National Academy of Dentistry, presented on June 21, 1976].
mesh_terms: D003768:Dental Occlusion, Centric; D006801:Humans; D008800:Mexico
vernacular_title: Comentario al trabajo de ingreso a la Academia Nacional de Etomatologia del Dr. Raul Espinosa de la Sierra, presentado el 21 de Junio de 1976.