1. Department of Internal Medicine; Hospital General Universitario Santa Lucía; Murcia Spain
2. Department of Internal Medicine; Hôpital Lariboisiere; Paris France
3. Department of Internal Medicine; Ospedale SS. Giovanni e Paolo di Venezia; Venice Italy
4. Department of Pneumonology; Hospital Universitari i Politècnic La Fe; Valencia Spain
5. Emergency Department; Hospital of Val d'Arda; Piacenza Italy
6. Department of Internal Medicine; Hospital Universitario de Puerto Real; Cádiz Spain
7. Centro Trombosi; Istituto Clinico Humanitas IRCCS; Milan Italy
8. Department of Internal Medicine; Hospital Infanta Leonor; Madrid Spain
9. Department of Internal Medicine; Hospital Vall d′Hebrón; Barcelona Spain
10. Department of Internal Medicine; Hospital Universitari Germans Trias i Pujol de Badalona; Universidad Católica de Murcia; Murcia Spain