Clinical Obstetrics and Gynecology : Prevention of Cesarean Delivery , Changes in Obstetrics and Gynecologic Care - April - June - Philadelphia, PA 19103 Wolter Kluwer 2015 - i-x 207-439 Printed Material Volume: 58Number: 22015 ISSN: 0009-9201 Subjects--Topical Terms: Obstetrics and Gynecology