Giap N, Phuong C, Le H, et al. Characterizing Glycoprotein-gene Encoding Sequences of Avian MetapneumovirusFound in Poultry in Northern Vietnam. VJASVN. 2024;19(5):596-604. Accessed November 6, 2026. https://vie.vjas.vn/index.php/vjasvn/article/view/820