N. G. Gulyamov, G. Kh. Razhabov, N. N. Bakhramova, R. A. Abidova, and O. I. Ergashov. “Evolution of the Development of Typhoid Vaccines in Medical Practice”. Procedia on Economic Scientific Research 9 (December 31, 2023): 35–42. Accessed December 4, 2024. https://procedia.online/index.php/economic/article/view/1280.