TY - RPRT TI - Single dose methotrexate therapy: application to interstitial ectopic pregnancy. AU - L Borgatta AU - M Burnhill AU - P Stubblefield PY - 1998 DO - 10.1016/s0020-7292(97)00274-9 UR - https://pubmed.ncbi.nlm.nih.gov/9544713/ ID - 9544713 ER -