Roy, Manas P, et al. “Socio-Economic Determinants of Adherence to Iron and Folic Acid Tablets Among Rural Ante-Natal Mothers in Lucknow, India”. National Journal of Community Medicine, vol. 4, no. 03, Sept. 2013, pp. 386-91, https://njcmindia.com/index.php/file/article/view/1540.