Laul, P., Saxena, P., Kadam, V. K., & Miglani, U. (2017). Two interesting cases of gestational trophoblastic disease with methotrexate failure. International Journal of Reproduction, Contraception, Obstetrics and Gynecology, 5(9), 3251–3253. https://doi.org/10.18203/2320-1770.ijrcog20163027