Rasulov , X. A. o‘g‘li, and S. A. o‘g‘li Bekkamov. “BOLALARDA YUQORI NAFAS YO‘LLARINING VIRUSLI KASALLIKLARI”. INTERNATIONAL СONFERENCE ON LEARNING AND TEACHING, vol. 1, no. 7, May 2022, pp. 296-9, https://researchedu.org/index.php/iclt/article/view/2402.