title: Abstracts of papers. 69th general session, International Association for Dental Research; 20th annual session, American Association for Dental Research; 12th annual session, Mexican Division of the IADR, April 17-21, 1991, Acapulco, Mexico.
mesh_terms: D003813:Dentistry; D006801:Humans; D009059:Mouth Diseases; D014070:Tooth; D014076:Tooth Diseases