Karimov Doston Rustam oglu, Zakirova Bakhora Islamovna. THE IMPACT OF VITAMIN D DEFICIENCY ON THE CLINICAL COURSE AND SEVERITY OF ULCERATIVE COLITIS IN CHILDREN. jasass [Internet]. 2026 Apr. 30 [cited 2026 Jun. 22];16(4):1382-4. Available from: https://www.internationaljournal.co.in/index.php/jasass/article/view/4235