TY - BOOK AU - Chestnut,David H. TI - Obstetric anesthesia / SN - 0323023576 PY - 2004/// CY - Philadelphia : PB - Elsevier Mosby , KW - Anesthesia, Obstetrical KW - methods KW - Anesthetics KW - Labor Complications N1 - Includes bibliographical references and index ER -