Department of Pharmacoepidemiology, Graduate School of Public Health, Kyoto University, Kyotom, Japan. matsui@pbh.med.kyoto-u.ac.jp|Department of Pharmacoepidemiology, Graduate School of Public Health, Kyoto University, Kyotom, Japan. matsui@pbh.med.kyoto-u.ac.jp|Department of Pharmacoepidemiology, Graduate School of Public Health, Kyoto University, Kyotom, Japan. matsui@pbh.med.kyoto-u.ac.jp|Department of Pharmacoepidemiology, Graduate School of Public Health, Kyoto University, Kyotom, Japan. matsui@pbh.med.kyoto-u.ac.jp|Department of Pharmacoepidemiology, Graduate School of Public Health, Kyoto University, Kyotom, Japan. matsui@pbh.med.kyoto-u.ac.jp|Department of Pharmacoepidemiology, Graduate School of Public Health, Kyoto University, Kyotom, Japan. matsui@pbh.med.kyoto-u.ac.jp|Department of Pharmacoepidemiology, Graduate School of Public Health, Kyoto University, Kyotom, Japan. matsui@pbh.med.kyoto-u.ac.jp|Department of Pharmacoepidemiology, Graduate School of Public Health, Kyoto University, Kyotom, Japan. matsui@pbh.med.kyoto-u.ac.jp|Department of Pharmacoepidemiology, Graduate School of Public Health, Kyoto University, Kyotom, Japan. matsui@pbh.med.kyoto-u.ac.jp|Department of Pharmacoepidemiology, Graduate School of Public Health, Kyoto University, Kyotom, Japan. matsui@pbh.med.kyoto-u.ac.jp