Soep, Soep, et al. “Treatment of Gangrene Wounds With Hydrocolloid Dressing Methods for Diabetes Mellitus Type 2 in Educational Hospital North Sumatera University”. Poltekita: Jurnal Ilmu Kesehatan, vol. 19, no. 1, Apr. 2025, doi:10.33860/jik.v19i1.3846.