TY - BOOK AU - Malvasi,Antonio TI - Intrapartum ultrasonography for labor management SN - 9783642299384 U1 - 618.207543 22 PY - 2012/// CY - Heidelberg, Germany PB - Springer KW - Obstetrics KW - Ultrasonics KW - Labor, Obstetric N1 - Includes bibliographical references and index ER -