Effectiveness of Endorphine Massage Technique on Labor Pain in Mothers in The Active Phase of First-Stage Labor at PMB Siti Aisyah, Amd.Keb, Bogor Regency. WSIS [Internet]. 2025 Apr. 28 [cited 2025 Dec. 6];3(02):443-8. Available from: https://wsj.westsciences.com/index.php/wsis/article/view/1855