Miyashita, Minoru
Niikura, Naoki
Kumamaru, Hiraku
Miyata, Hiroaki
Iwamoto, Takayuki
Kawai, Masaaki
Anan, Keisei
Hayashi, Naoki
Aogi, Kenjiro
Ishida, Takanori
Masuoka, Hideji
Iijima, Kotaro
Masuda, Shinobu
Tsugawa, Koichiro
Kinoshita, Takayuki
Tsuda, Hitoshi
Nakamura, Seigo
Tokuda, Yutaka
Article History
Received: 23 March 2019
First Online: 17 May 2019
Disclosure
: Drs. Kumamaru and Miyata are affiliated with the department of Healthcare Quality Assessment at the University of Tokyo, which is a social collaboration department supported by National Clinical Database, Johnson & Johnson KK., and Nipro corporation. The other authors declare no conflicts of interest.