Shimada, Yasuhito
Terasawa, Masahiro
Okazaki, Fumiyoshi
Nakayama, Hiroko
Zang, Liqing
Nishiura, Kaoru
Matsuda, Koichi
Nishimura, Norihiro
Article History
Received: 24 February 2021
Accepted: 7 June 2021
First Online: 5 July 2021
Competing interests
: Norihiro Nishimura is a board member of Konan Chemical Manufacturing Co., Ltd.; Yasuhito Shimada, Liqing Zang and Norihiro Nishimura received research grants from Konan Chemical Manufacturing Co., Ltd., Tsuji Oil Mills Co., Ltd. and Rohto Pharmaceutical Co., Ltd.; Yasuhito Shimada received research Grants Kawada Feather Co., Ltd. and Bankyo Pharmaceutical Co., Ltd. Masahito Terasawa, Koru Nishimura and Koichi Maeda are employees of Konan Chemical Manufacturing Co., Ltd., a chemical company. The other authors declare no competing interests.