Akadiri, O., B. Bakare, and K. Ajenifuja. “Obstetric Outcome in Teenage Pregnancy in a Free Antenatal Care Setting in Southwest Nigeria”. Nepal Journal of Obstetrics and Gynaecology, vol. 10, no. 1, Aug. 2015, pp. 81-84, https://nepjol.info/index.php/NJOG/article/view/13204.