“VITAMIN B12 BOLALARDA VA KATTALARDA YETISHMOVCHILIGI SABABLARI, KLINIKASI, ASORATLARI VA DAVOLASH TAKTIKASI”. Journal of Universal Science Research 2, no. 4 (April 30, 2024): 343–350. Accessed May 18, 2026. http://universalpublishings.com/index.php/jusr/article/view/5435.