Sriboonpimsuay, Wanlapa. “Meditation for Preterm Birth Prevention: A Randomized Controlled Trial in Udonthani, Thailand”. International Journal of Public Health Research 1, no. 1 (September 1, 2011): 31–39. Accessed May 21, 2024. https://spaj.ukm.my/ijphr/index.php/ijphr/article/view/121.