TY - BOOK AU - TI - Williams & Wilkins periodontal instrumentation for the practitioner SN - 0683304933 AV - RK361 .N54 1999 U1 - 617.6/32 21 PY - 1999/// CY - Baltimore PB - Williams & Wilkins KW - Periodontics KW - Instruments KW - Periodontal Diseases KW - therapy KW - Debridement KW - methods KW - instrumentation N1 - Includes bibliographical references and index ER -