[1] Inst TB & Lung Dis, Dept Chest Med, Warsaw, Poland
[2] Karolinska Hosp, Dept Cardiol, S-10401 Stockholm, Sweden
[3] Univ Rotterdam Hosp, Thoraxctr, Rotterdam, Netherlands
[4] Med Off, Ankara, Turkey
[5] CHU Jean Minjoz, Serv Cardiol, Besancon, France
[6] Univ GSH Essen, Abt Kardiol, Essen, Germany
[7] Univ Amsterdam, Acad Med Ctr, Amsterdam, Netherlands
[8] Royal Hallamshire Hosp, Sect Acad Radiol, Sheffield, S Yorkshire, England
[9] Univ Hosp Trousseau, Dept Cardiol, Tours, France
[10] Hop Laennec, Paris, France
[11] Osped San Carlo Borromeo Milano, Milan, Italy
[12] Univ Pisa, Dipartimento Cardio Toracico, Pisa, Italy
[13] Univ Geneva, Med Clin 1, Dept Internal Med, Geneva, Switzerland
[14] Univ Geneva, Med Clin 2, Dept Internal Med, Geneva, Switzerland
[15] Univ Bologna, Inst Cardiol, Bologna, Italy
[16] Univ Saarland, Dept Cardiol Lung Dis Angiol, Saarbrucken, Germany
[17] Univ Saarland, Intens Care Klinikum, Saarbrucken, Germany
[18] Univ Vienna, Gen Hosp, Dept Diagnost Radiol 1, Vienna, Austria
[19] Aarhus Univ Hosp, Aarhus Kommune Hosp, Dept Cardiol & Med A, Aarhus, Denmark
[20] Univ Vienna, Gen Hosp, Dept Peumonol 1, Vienna, Austria
[21] St Josefs Hosp, Med Klin 1, Wiesbaden, Germany
[22] Castle Hill Hosp, Acad Dept Med, Kingston Upon Hull, N Humberside, England
[23] Univ Paris 11, Hop Antoine Beclere, Dept Radiol, Clamart, France
[24] Hop Hotel Dieu, Hematol Lab, Paris, France
[25] Univ Paris 11, St Antonius Hosp, Serv Pneumol, Clamart, France
[26] Hop Laennec, Serv Pneumol Reanimat, F-75340 Paris, France
[27] Queen Charlottes Matern Hosp, London, England
[28] Univ Zurich Hosp, Zurich, Switzerland
[29] Krankenhaus Krems, Dept Internal Med, Krems, Austria
[30] Klin Kardiol IKEM, Dept Cardiol, Prague, Czech Republic