1. Department of Otolaryngology-Head and Neck Surgery, First Affiliated Hospital of Guangxi Medical University
2. Department of Pediatric Dentistry, College & Hospital of Stomatology, Guangxi Medical University
3. Key Laboratory of High-Incidence-Tumor Prevention & Treatment (Guangxi Medical University), Ministry of Education
4. Guangxi Zhuang Autonomous Region Institute of Product Quality Inspection
5. Guangxi Health Commission Key Laboratory of Molecular Epidemiology of Nasopharyngeal Carcinoma, Wuzhou Red Cross Hospital