Yulianti, Yeni Yeni, Kusman Ibrahim, and Titis Kurniawan. “Effect of Wound Care Using Robusta Coffee Powders on Diabetic Ulcer Healing”. Jurnal Keperawatan Padjadjaran 6, no. 1 (April 30, 2018). Accessed May 5, 2024. https://jkp.fkep.unpad.ac.id/index.php/jkp/article/view/412.