Jirapaiboonsuk, S. (2011) “Emerging Viral Respiratory Tract Infection: Human Metapneumovirus (hMPV)”, Vajira Medical Journal : Journal of Urban Medicine, 53(1), pp. 101–108. available at: https://he02.tci-thaijo.org/index.php/VMED/article/view/388 (accessed: 20 September 2026).