Rika Dwi Mustika and Mustari, P. (2023) “The Effect of Endorphin Massage on the Intensity of Back Pain in Mothers During Active Phase I in Labor in Tegallega Village, Warungkondang District, Cianjur Regency, Indonesia”, Archives of The Medicine and Case Reports, 4(5), pp. 447-450. doi: 10.37275/amcr.v4i5.366.