Rauf S, Sharif N, Hamid A. SERUM VITAMIN A LEVELS IN CHILDREN UNDER FIVE YEARS OLD. J Ayub Med Coll Abbottabad [Internet]. 2002 Mar. 3 [cited 2025 Apr. 5];14(1). Available from: https://jamc.ayubmed.edu.pk/index.php/jamc/article/view/3916