CONFLICT OF INTEREST STATEMENT
Tadaaki
Shigeru Tanzawa recieved personal fees as honoraria from Astrazeneca K.K, Lily Japan, Chugai Pharmaceutical and Taiho Pharmaceutical. Tadaaki Yamada recieved commercial research grants from Pfizer, Ono Pharmaceutical, Janssen Pharmaceutical K.K, AstraZeneca, and Takeda Pharmaceutical Company Limited, payment for lectures from Eli Lilly and participated on advisory Board. Koichi Takayama recieved lecture fee from Pfizer Inc.