1. Department of Pharmacoepidemiology, Graduate School of Medicine and Public Health, Kyoto University, Kyoto, Japan
2. Department of Health Services Research, Faculty of Medicine, University of Tsukuba, Tsukuba, Japan
3. Division of Drug Development and Regulatory Science, Faculty of Pharmacy, Keio University, Tokyo, Japan
4. Department of Health and Medical Innovation, Graduate School of Medicine, Osaka Metropolitan University, Osaka, Japan