Oranat K, Tirapha S, Prutipinyo C, Kengganpanich M. Trend in the influenza vaccination success among children aged 6 months to 2 years in 4th Regional Health, Thailand. PH.PL [internet]. 2025 Jul. 22 [cited 2025 Dec. 11];11(3):471-84. available from: https://so05.tci-thaijo.org/index.php/journal_law/article/view/280581