TY - BOOK AU - Sakala, Elmar Peter, ed. TI - USMLE step 2 CK lecture notes 2017: obstetrics and gynecology SN - 9781506208152 PY - 2016/// CY - New York PB - Kaplan Medical KW - KW - Obstetrics KW - Examination Questions KW - Outlines KW - Gynecology KW - Outlines N1 - Includes index ER -