Funding for this research was provided by:
Takeda Pharmaceutical Company
Kyowa Hakko Kirin
Text and Data Mining valid from 2018-07-14
Received: 6 January 2018
Accepted: 6 July 2018
First Online: 14 July 2018
Compliance with ethical standards
: Dr. Kawakami received honoraria from Astellas, Eisai, Abbie, Takeda Pharmaceutical Company Limited, Novartis KK, Santen, Bayer Yakuhin, Sanofi K.K., Kyowa Hakko Kirin, and Otsuka Pharmaceutical and consult fees from Olympus and Kaken Pharmaceutical. There are no patents, products in development, or marketed products to declare that are relevant to those companies. Other authors: None declared.
: The present study was approved by the Ethics Committee of Kyoto University Graduate School of Medicine (R0705).
: Because all data were anonymized, the requirement for informed consent was waived.