Suankaew, S., S. . Aungwattana, and J. Wongsuwan. “Knowledge and Attitude about Breastfeeding of the Member of the Baby and Mom Club in Sungmen District, Phrae Province”. Journal of Research in Nursing-Midwifery and Health Sciences, vol. 39, no. 1, Mar. 2019, pp. 116-27, https://he02.tci-thaijo.org/index.php/nur-psu/article/view/181318.