Phetcharak, Wanpen, Chonthicha Phungcham, and Wimonrat Neititumwattana. “Effectiveness of the Transitional Period Preparation through Line Application for Self-Health Care Behavior of the Primipara Mother and Newborn Baby in Samutprakan Hospital”. Samutprakan Hospital Journal (SMPK HOS J) 1, no. 2 (December 31, 2023): 47–65. accessed September 18, 2026. https://he03.tci-thaijo.org/index.php/smpkhj/article/view/1525.