Zikran, Zikran, et al. “Characteristics of Patients With Diabetes Mellitus Regarding Efforts to Prevent Complications at the Internal Medicine Polyclinic”. Jurnal Keperawatan Komprehensif (Comprehensive Nursing Journal), vol. 12, no. 3, Aug. 2026, pp. 534-42, doi:10.33755/jkk.v12i3.1044.