Srisun, T., S. Sangin, and U. Chuahorm. “Effects of a Midwifery-Led Labor Management Program on Duration of Second Stage of Labor, Degree of Perineal Tear, and Childbirth Comfort in Primiparous Women”. Journal of Thailand Nursing and Midwifery Council, vol. 38, no. 01, Mar. 2023, pp. 67-82, doi:10.60099/jtnmc.v38i01.259715.