Simanjuntak, Saurma O S, et al. “The Relationship Between Age and Comorbidities (Type 2 Diabetes Mellitus and Hypertension) and Hearing Loss in Women Over 40 Years of Age”. Jurnal Biologi Tropis, vol. 25, no. 3, Aug. 2025, pp. 4601-10, doi:10.29303/jbt.v25i3.9999.