Hasegawa, Tetsuo
Kikuta, Junichi
Sudo, Takao
Yamashita, Erika
Seno, Shigeto
Takeuchi, Tsutomu
Ishii, Masaru
Funding for this research was provided by:
Ono Pharmaceutical
Bristol-Myers Squibb
Article History
Received: 6 December 2019
Accepted: 27 July 2020
First Online: 10 August 2020
Competing interests
: The authors declare no competing interests.