Alamshah, S., A. Hemmati, and Z. Nazari. “ASSESSMENT OF HYDROXYPROLINE LEVELS IN NON-ISCHEMIC DIABETIC FOOT ULCERS DURING RECOVERY. A PROSPECTIVE CASE-CONTROL STUDY”. Romanian Journal of Diabetes Nutrition and Metabolic Diseases, Vol. 22, no. 4, Dec. 2015, pp. 361-6, http://www.rjdnmd.org/index.php/RJDNMD/article/view/115.