1. Department of Environmental and Molecular Medicine Mie University Graduate School of Medicine Tsu Japan
2. Department of Otorhinolaryngology – Head and Neck Surgery Mie University Graduate School of Medicine Tsu Japan
3. Department of Otorhinolaryngology – Head and Neck Surgery First Affiliated Hospital of Guangxi Medical University Nanning China
4. Department of Research Affiliated Tumor Hospital of Guangxi Medical University Nanning China
5. Graduate School of Health Science Suzuka University of Medical Science Suzuka Japan
6. Department of Environmental Health University of Fukui School of Medical Science Eiheiji Japan