Sarvinoz, Damirova, Abdullayeva Muqaddas, and Toshkanboyeva Durdona. “Prevention of Hypovitaminosis in School-Age Children”. Procedia of Engineering and Medical Sciences 1 (August 24, 2022): 63–65. Accessed November 5, 2024. https://procedia.online/index.php/engineering/article/view/112.