Pramanik A, Palika R, Pullakhandam R, Kalaivani K, Ramachandran P. Calcium and vitamin D supplementation to pregnant women in urban hospital and community settings . IJND [Internet]. 2023 Mar. 1 [cited 2024 Apr. 28];60(1):1-16. Available from: https://informaticsjournals.com/index.php/ijnd/article/view/31364