TY - BOOK AU - BECKHAMM CHARLES R.B AU - LING, FRANK W TI - OBSTETRICS AND GYNECOLOGY SN - 978-0-7817-5806-2 AV - RG 101.O37 2006 C.2 PY - 2006/// CY - PHILADELPHIA PB - LIPPINCOTT WILLIAM &WILKINS KW - OBSTETRICS N1 - INCLUDES INDEX ER -