Vijayalakshmi P, Lakshmi RN. Effect of Vitamin A and Iron Supplementation on Serum Levels of these Nutrients among Expectant Mothers. IJND [Internet]. 1983 May 1 [cited 2024 Apr. 29];20(5):149-52. Available from: https://www.informaticsjournals.com/index.php/ijnd/article/view/13045