Nakrit, A., B. Janjornmanit, R. Doungsri, and K. Sirirojporn. “A comparison of success rate of primiparous caesarian mother between using one hand and hand off Breastfeeding technique”. Journal of Nakornping Hospital, vol. 11, no. 2, Dec. 2020, https://he01.tci-thaijo.org/index.php/jnkp/article/view/245692.