Maneechotwong, N., Theerasopon, P., Muangpin, S., Jonrapun, R., Songjun, S., & Khumhirun, S. (2017). Effect of Foot Reflexology on Pain Reduction of the First Stage of Labor among Primiparous. Journal of Health Science of Thailand, 26(3), 533–542. Retrieved from https://thaidj.org/index.php/JHS/article/view/59