[1] MUMC, CARIM & CAPHRI Inst, Div Endocrinol, Maastricht, Netherlands
[2] Univ Amsterdam, Acad Med Ctr, Dept Rehabil Med, Amsterdam UMC, Amsterdam, Netherlands
[3] Queensland Univ Technol, Sch Clin Sci, Brisbane, Qld, Australia
[4] Ziekenhuisgrp Twente, Dept Surg, Diabet Foot Clin, Almelo, Netherlands
[5] Ziekenhuisgrp Twente, Dept Surg, Diabet Foot Clin, Hengelo, Netherlands
[6] Univ Hosp Malmo, Dept Endocrinol, Malmo, Sweden
[7] Univ Bristol, Bristol Ctr Surg Res, Bristol, Avon, England
[8] Geneva Univ Hosp, Geneva, Switzerland
[9] Fac Med, Geneva, Switzerland
[10] Univ Oxford, Oxford, England