Sitorus, Ririn Anggriani, and Selvi Puspan Sari. “Effectiveness Of Using Hot Jelly Belt in Reducing Pain Disminore in Latest Adolescents at STIKES AS Syifa Kisaran”. Science Midwifery, vol. 10, no. 5, Dec. 2022, pp. 4427-31, doi:10.35335/midwifery.v10i5.1046.