... According to Placental Position in Placental Previa Dong Gyu Jang, Ji Sun We, Jae Un Shin, Yun Jin Choi, Hyun Sun Ko, In Yang Park, Jong Chul Shin Department of Obstetrics and Gynecology, School ... outcomes, the hemoglobin level of prior to surgery, 1 day after surgery, and 3 days after surgery, the amount of transfusion during surgery, estimated blood loss during operation, ... history (miscarriage, uterine surgery), diseases asso-ciated with pregnancy (myoma, endometriosis), pre-natal ultrasonography and the findings of surgery were reviewed in all...