1. Department of Pharmacoepidemiology, Graduate School of Medicine and Public Health, Kyoto University, Kyoto, Japan
2. The Keihanshin Consortium for Fostering the Next Generation of Global Leaders in Research (K-CONNEX), Kyoto, Japan
3. Jyoto Hospital, Osaka, Japan
4. Department of Clinical Biostatistics, Graduate School of Medicine and Public Health, Kyoto University, Kyoto, Japan
5. Ain Holdings Inc, Sapporo, Hokkaido, Japan
6. Kraft Inc, Chiyoda, Tokyo, Japan