1. Japan Society for the Promotion of Science, 5-3-1, Kouji-machi, Chiyoda-ku, Tokyo 102-0083, Japan
2. Department of Oral Biology, School of Dental Medicine, University at Buffalo, The State University of New York, 3435 Main Street, Foster Hall, Buffalo, NY 14214, USA
3. Department of Microbiology, School of Dentistry, Health Sciences University of Hokkaido, 1757 Kanazawa, Ishikari-Tobetsu, Hokkaido 061-0293, Japan
4. Division of Biostatistics and Bioinformatics, Institute of Population Health Sciences, National Health Research Institutes, 35 Keyan Road, Zhunan, Miaoli County 35053, Taiwan, ROC
5. Department of Oral Biology, Faculty of Dentistry, Universitas Indonesia, Salemba Raya No. 4, Jakarta Pusat 10430, Indonesia
6. Department of Oral Microbiology, Faculty of Dentistry, Mahidol University, 6 Yothi Street, Bangkok 10400, Thailand