Ulmasova S.I, and Kasimov I.A. “TOWARD THE STUDY OF ETIOLOGIC AND EPIDEMIOLOGIC CHARACTERISTICS OF A NEW CORONAVIRUS INFECTION (COVID-19) IN THE WORLD”. World Bulletin of Public Health 40 (November 8, 2024): 22-25. Accessed May 6, 2025. https://scholarexpress.net/index.php/wbph/article/view/4698.