[1] Osped S Camillo Roma, Rome, Italy
[2] Osped San Martino Genova, Genoa, Italy
[3] Osped Civile, Pescara, Italy
[4] Osped V Cervello, Palermo, Italy
[5] Osped Torrette, Ancona, Italy
[6] Policlin, Modena, Italy
[7] Osped S Eugenio, Rome, Italy
[8] Ist Nazl Tumori, I-20133 Milan, Italy