1. University of Florence, Florence, Italy
2. University of Padua, Padua, Italy
3. University of Milan, Milan, Italy
4. University of Brescia, Brescia, Italy
5. Vita-Salute University San Raffaele HSR Milan, Milan, Italy
6. University of Genova, Genova, Italy
7. University of Turin, Turin, Italy
8. University Federico II, Naples, Italy
9. University of Bologna, Bologna, Italy
10. University of Catania, Catania, Italy
11. University of Trieste, Trieste, Italy
12. University of Eastern Piedmont, Novara, Italy
13. University of Perugia, Perugia, Italy