TY - GEN AU - EARN,A A AU - FREER,J L AU - CAIRNS,D R TI - One radiograph to exclude placenta praevia SN - 0140-6736 PY - 2000///0701 KW - Female KW - Humans KW - Placenta Previa KW - diagnosis KW - Pregnancy N1 - Publication Type: Journal Article UR - https://doi.org/10.1016/s0140-6736(58)91745-8 ER -