[1] Editorial Off European Heart Journal, Zurich Heart House, Zurich, Switzerland
[2] Royal Brompton Hosp, London, England
[3] Harefield Hosp, London, England
[4] Imperial Coll, Natl Heart & Lung Inst, Guy Scadding Bldg,Dovehouse St, London SW3 6LY, England
[5] ESC Journal Eth Comm, Zurich, Switzerland
[6] Kerckoff Clin, Cardiol, Bad Nauheim, Germany
[7] Univ Giessen, Giessen, Germany
[8] Mayo Clin, Dept Epidemiol & Stat, Rochester, MN USA
[9] Univ Pisa, Dept Internal Med, Pisa, Italy
[10] Erasmus Univ, Rotterdam, Netherlands
[11] Univ Cattolica Sacro Cuore, Rome, Italy
[12] Fdn Policlin Univ Agostino Gemelli IRCCS, Rome, Italy