About SUMI MASANORI
About MANABE YOSHITAKA
About KATO KATSUTOMO
About 長崎大医療技短大
About ROKUTANDA ATSUSHI
About 九州歯科学会雑誌
About Okinawa prefecture
About regional differences
About Public health
About Mouth(=oral cavity),esophagus
About 日本
About 地方
About 集団
About 歯
About 大きさ
About 研究