Hamna Ahmad, Sarmad Siddique, Ubaidullah Jan, Sobia Yousif, and Iqra Manzoor, “THE EFFECT OF VITAMIN D3 SUPPLEMENTATION IN CONTROL OF DRY EYE IN INDOOR & OUTDOOR ENVIRONMENT”, IJLSS, vol. 3, no. 1, pp. 85–95, Feb. 2025, doi: 10.71000/8grjb383.