TY - BOOK AU - Baston,Helen AU - Hall,Jennifer AU - Henley-Einion,Alyson TI - Midwifery essentials: labour volume 3 SN - 9780443103551 PY - 2009/// CY - Edinburgh, New York PB - Churchill Livingstone KW - Midwifery N1 - Includes bibliographical references and index ER -