Rustikayanti, R., Y. Anugrah, I. Dirgahayu, T. Jayanti, and C. Rokayah. “Decreased Anxiety of Pregnant Women With Endorphine Massage on the Preoperation of Sectio Caesarea”. Indonesian Journal of Global Health Research, Vol. 4, no. 2, May 2022, pp. 439-48, doi:10.37287/ijghr.v4i2.1273.