TY - GEN AU - Sherman,S J AU - Carlson,D E AU - Platt,L D AU - Medearis,A L TI - Transvaginal ultrasound: does it help in the diagnosis of placenta previa? SN - 0960-7692 PY - 2003///1003 N1 - Publication Type: Clinical Trial; Journal Article; Randomized Controlled Trial UR - https://doi.org/10.1046/j.1469-0705.1992.02040256.x ER -