1. Center for VoiceAirway and SwallowingDepartment of OtolaryngologyGeorgia Regents UniversityAugusta Georgia U.S.A
2. Department of Oral RehabilitationCollege of Dental MedicineGeorgia Regents UniversityAugusta Georgia U.S.A
3. Department of Biostatistics and EpidemiologyMedical College of GeorgiaGeorgia Regents UniversityAugusta Georgia U.S.A
4. Center for Biotechnology and Genomic MedicineGeorgia Regents UniversityAugusta Georgia U.S.A