Pohuang, Tawatchai, Nida Sirikobkul, and Jiroj Sasipreeyajan. “Efficacy of Different Vaccination Programs against Velogenic Newcastle Disease Virus Challenged in 28-day-old Broiler Chickens”. The Thai Journal of Veterinary Medicine 43, no. 3 (October 8, 2013): 391–396. accessed August 30, 2026. https://he01.tci-thaijo.org/index.php/tjvm/article/view/12274.