Kuryazova, Sharofat, Khilola Ilkhomova, and Gulnoza Erkinova. “MODERN COURSE OF RECURRENT OBSTRUCTIVE BRONCHITIS IN PRESCHOOL CHILDREN AND THE ROLE OF VITAMIN D STATUS”. Medical science of Uzbekistan, no. 6 (December 11, 2025): 48–52. Accessed March 2, 2026. https://old.fdoctors.uz/index.php/journal/article/view/212.