[1] Univ Complutense Madrid, Inst Invest Sanitaria Hosp Clin San Carlos IdISSC, Fac Enfermeria Fisioterapia & Podol, Diabetic Foot Unit,Clin Univ Podol, Madrid 28040, Spain
[2] Hosp Univ Fdn Alcorcon, Angiol & Vasc Dept, Diabetic Foot Unit, Alcorcon 28922, Spain
[3] Hosp Univ Quironsalud Madrid, Angiol Vasc & Endovasc Dept, Pozuelo De Alarcon 28223, Spain
[4] Hosp Univ La Luz, Angiol Vasc & Endovascular Dept, Grp Quironsalud, Madrid 28003, Spain
[5] Ruber Int Hosp Madrid, Vasc Surg Serv, C-Maso 38, Madrid 28034, Spain
[6] Hosp Univ Ramon & Cajal, Vasc Surg Serv, Diabetic Foot Unit, Inst Ramon & Cajal Invest Sanitaria IRYCIS Crta, Colmenar Viejo Km 9100, Madrid 28034, Spain