1. Enteric NeuroScience ProgramMayo ClinicRochesterMinnesotaUSA
2. Mayo Medical SchoolMayo ClinicRochesterMinnesotaUSA
3. Biomedical Statistics and InformaticsMayo ClinicRochesterMinnesotaUSA
4. Schulze Center for Novel TherapeuticsDepartment of OncologyMayo ClinicRochesterMinnesotaUSA
5. Department of SurgeryMayo ClinicRochesterMinnesotaUSA
6. U.O.C. Genetica MedicaIstituto Giannina GasliniGenovaItaly