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Tungpittansakul A, Thongprachum A, Boonchieng W, Naksen W. Effect of Pneumonia Prevention Program in Children on Knowledge, Health Belief and Behaviors Regarding Pneumonia Prevention in Karen Mothers, Omkoi District, Chiang Mai Province. J. Nurs. Public. Health. Res. [internet]. 2024 May 31 [cited 2026 Sep. 21];4(2):e266889. available from: https://he02.tci-thaijo.org/index.php/jnphr/article/view/266889