Watcharaphao, N., P. Chokdee, S. . Chukwan, K. Lalit, and N. Niemnor. “The Effectiveness of Breast Massage for Stimulating Milk Flow in Mothers After Caesarean Section Uttaradit Hospital”. Health Science Clinical Research, vol. 36, no. 1, June 2021, pp. 64-73, https://he02.tci-thaijo.org/index.php/hscr/article/view/252745.