Gaya APA

Alalade, A. et al (2015). A twelve year analysis of non-tubal ectopic pregnancies: Do the clinical manifestations and risk factor for these rare pregnancies differ from those of tubal pregnancies? (Gynecol Surg (2016) 13:103–109). USA: Springer.

Gaya MLA

Alalade, Aderemi. et al. "A twelve year analysis of non-tubal ectopic pregnancies: Do the clinical manifestations and risk factor for these rare pregnancies differ from those of tubal pregnancies?". Gynecol Surg (2016) 13:103–109 USA: Springer, 2015. Text.