Jannah, U., S, M., Tahir, T., & Yusuf, S. 2020 Sep 30. The Effectivity of Chitosan Usage on The Improvements of Epithelialization in Diabetic Wounds Regio Anterior Cruris Dorsalis Pedis Sinistra A Case Report. Jurnal Keperawatan Respati Yogyakarta. [Online] 7:3