Charerntanyarak, L., Oum, S., Yin Nu, M., Waisi, S., Chirawatkul, A., Davies, C., & Saowakontha, S. (2013). A Study of Utilization Rates of Traditional Birth Attendants in Phu Wiang District, Khon Kaen Province in Northeast Thailand. Srinagarind Medical Journal, 8(1), 27–38. Retrieved from https://li01.tci-thaijo.org/index.php/SRIMEDJ/article/view/13627