TY - BOOK AU - Beckmann, Charles R. B. ED - American College of Obstetricians and Gynecologists. TI - Obstetrics and gynecology SN - 9780781788076;0781788072 PY - 2010/// CY - Philadelphia PB - Wolters Kluwer/Lippincott Williams & Wilkins KW - Genital Diseases, Female KW - Pregnancy N1 - Includes bibliographical references and index ER -