Nakrit, Autcharaporn, Busakorn Janjornmanit, Ranu Doungsri, and Khemika Sirirojporn. 2020. “A Comparison of Success Rate of Primiparous Caesarian Mother Between Using One Hand and Hand off Breastfeeding Technique”. Journal of Nakornping Hospital 11 (2). https://he01.tci-thaijo.org/index.php/jnkp/article/view/245692.