1. Department of Microbiology and Immunology; LSUHSC; Shreveport LA USA
2. Department of Clinical Teaching and Training; Tianjin University of Traditional Chinese Medicine; Tianjin China
3. Department of Otolaryngology/Head and Neck Surgery; LSUHSC; Shreveport LA USA
4. Feist-Weiller Cancer Center; LSUHSC; Shreveport LA USA
5. Department of Pathology; LSUHSC; Shreveport LA USA
6. Division of Otolaryngology - Head and Neck Surgery; Department of Surgery; University of Alabama at Birmingham; Birmingham AL USA