Yampray, J. ., Chaychit, S. ., & Yonphan, S. . (2020). Factors affecting the operation of Child Development Center under subdistrict Administrative Organization, Phetchaburi Province. NU Journal of Nursing and Health Sciences, 14(1), 66–79. Retrieved from https://he01.tci-thaijo.org/index.php/NurseNu/article/view/226719