Pan-inpang, A., W. . Phahuwatanakorn, and P. . Limruangrong. “Effects of Breastfeeding Skill Training Program on Efficiency, Self-Efficacy, and Exclusive Breastfeeding Rate Among First-Time Adolescent Mothers”. Nursing Science Journal of Thailand, vol. 39, no. 4, Oct. 2021, pp. 27-40, https://he02.tci-thaijo.org/index.php/ns/article/view/248556.