Jaiswal, N., A. Agrawal, S. Agrawal, V. Das, A. Pandey, and R. Singh. “Correlation of Serum Homocysteine Levels and Pregnancy Outcome: The Dilemma Continues”. International Journal of Reproduction, Contraception, Obstetrics and Gynecology, vol. 5, no. 2, Dec. 2016, pp. 391-5, doi:10.18203/2320-1770.ijrcog20160376.