Ulya, Fitria Hikmatul, Agus Suwandono, Ida Ariyanti, Ari Suwondo, Suryati Kumorowulan, and Sri Endang Pujiastuti. “COMPARISON OF EFFECTS OF MASSAGE THERAPY ALONE AND IN COMBINATION WITH GREEN COCONUT WATER THERAPY ON B-ENDORPHIN LEVEL IN TEENAGE GIRLS WITH DYSMENORRHEA”. Belitung Nursing Journal 3, no. 4 (August 31, 2017): 412–419. Accessed April 25, 2024. https://www.belitungraya.org/BRP/index.php/bnj/article/view/158.