[1] INMI L Spallanzani, Rome, Italy
[2] Osped San Paola, Milan, Italy
[3] Univ Milan, Milan, Italy
[4] Osped Riuniti Bergamo, I-24100 Bergamo, Italy
[5] Univ Turin, Turin, Italy
[6] Osped L Sacco, Milan, Italy
[7] Univ Roma Tor Vergata, Rome, Italy
[8] Osped Riuniti Brescia, Brescia, Italy