TY - BOOK AU - Ibsen,Olga A.C. AU - Phelan,Joan Andersen TI - Oral pathology for the dental hygienist SN - 0721629504 U1 - 617.522 PY - 1992/// CY - Philadelphia PB - W.B. Saunders Co. KW - Mouth KW - Dental hygienists N1 - Includes index ER -