1. Department of Periodontology and Implant DentistryCollege of Dentistry, New York UniversityNew YorkNYUSA
2. Department of PsychiatryCenter for Brain Health, School of MedicineNew YorkNYUSA
3. Department of NeurologyHospital de la Santa Creu i Sant Pau, Universitat Autónoma de BarcelonaBarcelonaSpain
4. Down Medical CenterFundació Catalana Síndrome de DownBarcelonaSpain
5. Dentistry School Universitat Internacional de CatalunyaSant Cugat del VallésBarcelonaSpain
6. Department of EpidemiologyCollege of Dentistry, New York UniversityNew YorkNYUSA
7. Department of Basic Sciences and Craniofacial BiologyCollege of Dentistry, New York UniversityNew YorkNYUSA
8. Department of Dental MedicineWinthrop University HospitalMineolaNYUSA