[1] Ettore Sansavini Hlth Sci Fdn, Maria Cecilia Hosp GVM Care & Res, Cotignola, Italy
[2] Univ Gothenburg, Sahlgrenska Acad, Dept Mol & Clin Med, Gothenburg, Sweden
[3] Univ Paris 06, Hosp Pitie Salpetriere, AP HP, Dept Cardiol, Paris, France
[4] Saarland Univ Hosp, Dept Internal Med 3, Homburg, Germany
[5] Suny Downstate Med Ctr, New York, NY USA
[6] Univ Clin Resp & Allerg Dis Golnik, Div Cardiol, Golnik, Slovenia
[7] Univ Glasgow, Robertson Ctr Biostat, Glasgow, Lanark, Scotland