[1] Tsurumi Univ, Sch Dent Med, Dept Oral Microbiol, Tsurumi Ku, 2-1-3 Tsurumi, Yokohama, Kanagawa, Japan
[2] Tsurumi Univ, Sch Dent Med, Dept Translat Res, Tsurumi Ku, 2-1-3 Tsurumi, Yokohama, Kanagawa, Japan
[3] Niigata Univ, Grad Sch Med & Dent Sci, Dept Oral Biol Sci, Div Periodontol,Chuo Ku, 2-5274 Gakkocho Dori, Niigata, Japan
[4] Keio Univ, Sch Med, Dept Dent & Oral Surg, Shinjuku Ku, 35 Shinano Machi, Tokyo, Japan
[5] Kagoshima Univ, Dept Periodontol, Grad Sch Med & Dent Sci, 8-35-1 Sakuragaoka, Kagoshima, Japan
[6] Nagasaki Univ, Dept Periodontol, Unit Translat Med, Grad Sch Biomed Sci, 1-12-4 Sakamoto, Nagasaki, Japan
[7] Kyushu Univ, Fac Dent Sci, Div Oral Rehabil, Sect Periodontol,Higashi Ku, 3-1-1 Maidashi, Fukuoka, Japan
[8] Osaka Dent Univ, Dept Periodontol, 8-1 Kuzuhahanazonocho, Hirakata, Osaka, Japan
[9] Aichi Gakuin Univ, Sch Dent, Dept Periodontol, Chikusa Ku, 2-11 Suemori Doori, Nagoya, Aichi, Japan
[10] Matsumoto Dent Univ, Sch Dent, Dept Periodontol, 1780 Hirokagobara, Nagano, Japan
[11] Sch Life Dent Tokyo, Nippon Dent Univ, Dept Periodontol, Chiyoda Ku, 1-9-20 Fujimi, Tokyo, Japan
[12] Nihon Univ, Sch Dent, Dept Periodontol, Chiyoda Ku, 1-8-13 Kanda Surugadai, Tokyo, Japan
[13] Tokyo Med & Dent Univ, Grad Sch Med & Dent Sci, Dept Periodontol, Bunkyo Ku, 1-5-45 Yushima, Tokyo, Japan
[14] Nihon Univ, Sch Dent Matsudo, Dept Periodontol, 2-870-1 Sakae Cho Nishi, Matsudo, Chiba, Japan
[15] Bunkyo Dori Dent Clin, Inage Ku, 2-4-1 Anagawa, Chiba, Japan
[16] Kanagawa Dent Univ, Sch Dent, Dept Oral Funct & Restorat, Div Periodontol, 82 Inaokacho, Yokosuka, Kanagawa, Japan
[17] Tokyo Dent Coll, Dept Periodontol, Chiyoda Ku, 2-9-18 Misakicho, Tokyo, Japan
[18] Nippon Dent Univ, Niigata Hosp, Comprehens Dent Care, Chuo Ku, 1-8 Hamaura Cho, Niigata, Japan
[19] Nippon Dent Univ, Sch Life Dent Niigata, Dept Periodontol, Chuo Ku, 1-8 Hamaura Cho, Niigata, Japan
[20] Ohu Univ, Sch Dent, Dept Oral Surg, Div Dent Anesthesiol, 31-1 Misumido, Koriyama, Fukushima, Japan
[21] Ohu Univ, Sch Dent, Dept Conservat Dent, Div Periodont, 31-1 Misumido, Koriyama, Fukushima, Japan
[22] Hokkaido Univ, Grad Sch Dent Med, Dept Oral Hlth Sci, Div Periodontol & Endodontol,Kita Ku, Kita 13,Nishi 7, Sapporo, Hokkaido, Japan
[23] Okayama Univ, Grad Sch Med Dent & Pharmaceut Sci, Dept Pathophysiol Periodontal Sci, 2-5-1 Shikata Cho, Okayama, Japan