%0 Journal Article %T The Evolution of Methotrexate as a Treatment for Ectopic Pregnancy and Gestational Trophoblastic Neoplasia: A Review %A Monika M. Skubisz %A Stephen Tong %J ISRN Obstetrics and Gynecology %D 2012 %I Hindawi Publishing Corporation %R 10.5402/2012/637094 %U http://dx.doi.org/10.5402/2012/637094