This study utilised a nationwide claims database in Japan constructed by JMDC (Tokyo, Japan). 
JMDC
This study utilised a nationwide claims database in Japan constructed by JMDC (Tokyo, Japan). 
Tokyo, Japan
This study utilised a nationwide claims database in Japan constructed by JMDC (Tokyo, Japan). 
JMDC (Tokyo, Japan)
This study utilised a nationwide claims database in Japan constructed by JMDC (Tokyo, Japan). 
JMDC