1. UBT - Umbria Bioengineering Technologies,Perugia,Italy
2. University Hospital of Toledo,Servicio de Salud de Castilla - La Mancha,Toledo,Spain
3. School of Engineering, London South Bank University,London,UK
4. AUSL Umbria 2,Foligno,Italy,06034
5. University of Genoa,Department of Health Sciences,Genoa,Italy
6. IRCCS Ospedale Policlinico San Martino,Genoa,Italy