Haslin, S., & Pasaribu, D. A. (2024). EFFECTIVENESS OF USING A BIRTH BALL WITH CLASSICAL MUSIC THERAPY ON THE PAIN LEVEL OF MOTHERS IN THE 1ST STAGE OF BIRTH. Mitra Husada Health Internasional Conference (MIHHICo), 4(1), 123–132. Retrieved from https://prosidingmhm.mitrahusada.ac.id/index.php/mihhico/article/view/226