“Efektivitas Deep Back Massage Dan Massage Endorphin Terhadap Intensitas Nyeri Kala I Fase Aktif Di BPM Setia : Effectiveness Deep Back Massage and Massage Endorphin Against Intensity of Pain in Active Phase I in BPM Setia”. 2020. Poltekita : Jurnal Ilmu Kesehatan 14 (1): 43-49. https://doi.org/10.33860/jik.v14i1.85.