[1] Univ Med Ctr Groningen, Groningen, Netherlands
[2] Univ Hosp Zurich, Zurich, Switzerland
[3] ASST Papa Giovanni XXIII, Bergamo, Italy
[4] ASST Grande Osped Metropolitano Niguarda, Milan, Italy
[5] Osped Niguarda Ca Granda, Milan, Italy
[6] Azienda Osped Papa Giovanni XXIII, Bergamo, Italy
[7] Fdn IRCCS Ca Granda Osped Maggiore Policlin, Milan, Italy
[8] Univ Munich, Munich, Germany
[9] Azienda Osped Univ Pisana, Pisa, Italy
[10] Hosp Univ Munich, Munich, Germany
[11] Charite Univ med Berlin, Berlin, Germany
[12] Tor Vergata Univ, Rome, Italy
[13] Katholieke Univ Leuven, Univ Hosp Leuven, Leuven, Belgium
[14] Fdn IRCCS CaGranda Osped Maggiore Policlin, Milan, Italy
[15] AOU Citta Salute & Sci Torino, Turin, Italy
[16] Charite Univ med Berlin, Berlin, Germany
[17] AOU Citta Salute & Sci Torino, Turin, Italy
[18] CHU Pontchaillou, Rennes, France