Dangdee, D., Ratinthorn, A., Yusamran, C., & Kovitcharoenkul, S. (2015). Effect of Acupressure at LI4 and BL32 on Labor Pain in the First Stage of Labor in Primigravidarum. Nursing Science Journal of Thailand, 33(4), 15–26. Retrieved from https://he02.tci-thaijo.org/index.php/ns/article/view/53360