Murty, N. V., U. B, R. JM, S. K, V. K, and V. G. “High Prevalence of Subclinical Hypothyroidism in Pregnant Women in South India”. International Journal of Reproduction, Contraception, Obstetrics and Gynecology, vol. 4, no. 2, Feb. 2017, pp. 453-6, https://www.ijrcog.org/index.php/ijrcog/article/view/1918.