CONFLICT OF INTEREST
Ken-ichiro Tanaka, Mikako Shimoda, Maki Ikeda, Toshifumi Sugizaki, Ayaka Takafuji, Masahiro Kawahara, and Naoki Yamakawa do not have a financial relationship with a commercial entity that has an interest in the subject of this manuscript. Tohru Mizushima reports receiving personal fees from LTT Bio-Pharma Co., Ltd. during the conduct of the study.