Le, Huynh, Le Hiep, Nguyen Giap, Nguyen Trung, Truong Thai, Chu Huong, Dang Anh, et al. 2024. “Characteristics of Seroprevalence of Antibodies Against Avian Metapneumovirusin Chickens in Some Northern Provinces”. Vietnam Journal of Agricultural Sciences 21 (9): 1099-1103. http://testtapchi.vnua.edu.vn/index.php/vjasvn/article/view/1181.