Chunarom, Nichagorn, and Sirinat Toyang. 2019. “Effects of Childbirth on Knowledge and Practice Preparation Program in 3rd Trimester First Pregnant Women ,Attending Antenatal Care in Chonburi Hospital”. Thammasat University Hospital Journal Online 4 (3). Pathum Thani, Thailand:11-26. https://he02.tci-thaijo.org/index.php/TUHJ/article/view/240371.