TY - BOOK AU - Pian-Smith,May C.M. AU - Leffert,Lisa TI - Obstetric anesthesia SN - 0521709393 (pbk.) PY - 2007/// CY - Cambridge PB - Cambridge University Press KW - Anesthesia, Obstetrical KW - methods KW - handbooks KW - Pharmaceutical Preparations KW - Handbooks ER -