[1] Alcala Univ, Univ Hosp Ramon & Cajal, Dept Cardiol, Madrid 28034, Spain
[2] Univ Hosp Bellvitge, Dept Internal Med, Lipid & Vasc Risk Unit, Idibell UB CiberObn, Lhospitalet De Llobregat 08907, Spain
[3] Univ Hosp La Paz, Dept Cardiol, Madrid 28046, Spain
[4] Univ Hosp HM Monteprincipe, HM Hosp, Dept Internal Med, Madrid 28660, Spain
[5] Univ Hosp Son Llatzer, Dept Cardiol, Palma De Mallorca 07198, Spain
[6] Inst Salud Carlos III, CIBER Fisiopatol Obes & Nutr CIBEROBN CB 12 03 300, Madrid 28029, Spain