TY - GEN AU - Stika,C S AU - Anderson,L AU - Frederiksen,M C TI - Single-dose methotrexate for the treatment of ectopic pregnancy: Northwestern Memorial Hospital three-year experience SN - 0002-9378 PY - 1996///0809 KW - Adolescent KW - Adult KW - Chorionic Gonadotropin, beta Subunit, Human KW - blood KW - Female KW - Humans KW - Methotrexate KW - administration & dosage KW - Pelvic Pain KW - Pregnancy KW - Pregnancy, Ectopic KW - drug therapy KW - Retrospective Studies KW - Treatment Failure N1 - Publication Type: Journal Article UR - https://doi.org/10.1016/s0002-9378(96)70219-3 ER -