Ounnapiruk, Liwan, Venus Leelahakul, Aroonrasamee Bunnag, and Chutima Autthakornkovit. 2011. “The Effects of A Health Promotion Program on the Physical Activity in Overweight Primary School Children”. Nursing Science Journal of Thailand 29 (2):15-26. https://he02.tci-thaijo.org/index.php/ns/article/view/2805.