Onyiriuka A, Ikeanyi E. Sex Ratio at Birth: A Retrospective Audit of the Birth Records of a Nigerian Hospital. Nepal J Obstet Gynaecol [Internet]. 2015 Aug. 17 [cited 2024 Nov. 21];10(1):85-8. Available from: https://nepjol.info/index.php/NJOG/article/view/13205