Utami, Iis Tri, Yetty Dwi Fara, Yuni Sulistiawati, and Rika Agustina. “PENGARUH BIRTH BALL EXCERCISE TERHADAP NYERI PERSALINAN PADA IBU BERSALIN”. Human Care Journal 8, no. 2 (June 2, 2023): 258–263. Accessed October 28, 2025. https://ojs.ufdk.ac.id/index.php/humancare/article/view/2376.