TY - BOOK AU - Posner, Glenn D. AU - Dy, Jessica AU - Black, Amanda Y. AU - Jones, Griffith TI - Human labor & birth SN - 9780071740289 AV - Allied RG 651 P67 2013 PY - 2013/// CY - USA PB - McGraw-Hill Companies KW - Midwifery KW - Human labor and birth N1 - Includes bibliographical references and index ER -