Simanjuntak, Herlina, Hajar Nur Fathur Rohmah, and Ika Kania Fatdo Wardani. 2026. “The Effectiveness of Acupressure Versus Birth Ball on Reducing Labor Pain and Shortening the First Stage of Labor: A Comparative Study”. Journal of Health and Nutrition Research 5 (2):941-48. https://doi.org/10.56303/jhnresearch.v5i2.1009.