Sridhar, Punyapu, A.Sashidhar Rao, Kar thik, G. Satyanarayana, and Samiud din. 2021. “Risk Factors in the Development and Progression of Diabetic Ulcers and Their Outcome in a Tertiary Care Hospital”. International Journal of Health and Clinical Research 4 (8):178-84. https://www.ijhcr.com/index.php/ijhcr/article/view/1442.