Humaira Bibi, Shamim Akhter, Saba Nasir, Bushra Sadia. “Efficacy of Methotrexate Treatment, Nonsurgical Treatment of Ectopic Pregnancy (EP)”. Pakistan Journal of Medical & Health Sciences, vol. 16, no. 08, Sept. 2022, p. 161, doi:10.53350/pjmhs22168161.