Funding for this research was provided by:
JSPS KAKENHI (18K09420)
Dokkyo Medical University Grant (2016)
Article History
Received: 5 September 2019
Accepted: 17 March 2020
First Online: 25 March 2020
Compliance with ethical standards
:
: Shigeki Machida has received research grants from Bayer Yakuhin, Ltd. (Bayer).
: All procedures performed in studies involving human participants were in accordance with the ethical standards of Dokkyo Medical University Saitama Medical Center and with the 1964 Declaration of Helsinki and later amendments or comparable ethical standards.
: No animals were used in this study.
: Informed consent was obtained from all individual participants included in this study.