Department of Medicine, Enugu State University of Science and Technology Enugu, Enugu 400001, Nigeria;
Department of Medicine, Lagos State University Lagos, Lagos 100001, Nigeria;
Department of Medicine, Bayero University Kano, Kano 700001, Nigeria;
Department of Medicine, Ahmadu Bello University Zaria, Kaduna 800001, Nigeria;
Department of Medicine, Federal Medical Center Keffi, Nasarawa 961101, Nigeria;
Department of Medicine, Federal Medical Center Umuahia, Abia 440001, Nigeria;
Burden; Diabetes; Epidemiology; Foot; ulcer; Amputation; Mortality; Multicenter; evaluation; of; diabetic; foot; ulcer; in; Nigeria; Nigeria; Africa;