Funding for this research was provided by:
Text and Data Mining valid from 2019-08-13
Received: 1 April 2019
Accepted: 16 July 2019
First Online: 13 August 2019
Ethics approval and consent to participate
: The study protocol has been approved by institutional review board of Nagasaki University. The reference number is 18011517–5. Written informed consent will be provided by patients before enrollment.
: Not applicable.
: AK received honorarium or research funding (or both) in the area of rheumatoid arthritis from Ono Pharmaceutical Co., Ltd.; Astellas Pharmaceutical Co., Ltd.; MSD; Takeda Pharmaceutical Co., Ltd.; Mitsubishi Tanabe Pharmaceutical Co., Ltd.; Chugai Pharmaceutical Co., Ltd.; and Pfizer Inc. MK is an employee of Daiichi Sankyo. The other authors declare that they have no competing interests.