Kenneth M. Yamada1,2, Kenji Matsushita2,3, J Wang3, Takuro Kanekura1
1Department of Dermatology
2Department of Longevity Oral Science, Kagoshima University Graduate School of Medical and Dental Sciences, Kagoshima, and
3Department of Oral Disease Research, National Center for Geriatrics and Gerontology, Obu, Japan