Aiewtrakun, J., W. Chotivanich, P. Mungwatthana, W. Nuangpho, S. Thitisuriyarax, S. Suwan, W. Phattarapongdilok, A. Ratanasiri, P. Kosalaraksa, and A. Premgamone. “Knowledge and Practice in Prevention and Control of Hand, Foot and Mouth Diseases in Child Care Centers in Khon Kaen Municipality”. Srinagarind Medical Journal, vol. 27, no. 3, Aug. 2013, pp. 250-7, https://li01.tci-thaijo.org/index.php/SRIMEDJ/article/view/11141.