TY - BOOK AU - Williams,J.Whitridge AU - Pritchard,Jack A. AU - MacDonald,Paul C. AU - Gant,Norman F. TI - Williams Obstetrics SN - 0-8385-9733-5 PY - 1985/// CY - Norwalk, Conn. PB - Appleton-Century-Crofts KW - Obstetrics N1 - Includes bibliographical references and index ER -