Francis A, Balasasirekha R. Effect of Sunlight - UV Rays on the Vitamin D Status of Girls (18 to 22 years). IJND [Internet]. 2018 Oct. 9 [cited 2024 Nov. 8];55(4):463-77. Available from: https://informaticsjournals.co.in/index.php/ijnd/article/view/21659