TY - BOOK AU - Pattison,Anna Matsuishi AU - Pattison,Gordon L. TI - Periodontal instrumentation SN - 0838578047 AV - RK361 .P34 1991 U1 - 617.632 20 PY - 1992/// CY - Norwalk, Conn. PB - Appleton & Lange KW - Periodontics KW - Instruments N1 - Includes bibliographical references (p. 467-470) and index ER -