Funding for this research was provided by:
Japan Agency for Medical Research and Development (17lk0310034h001)
AMED GAPFREE2 (19ak0101059h0004)
Text and Data Mining valid from 2019-12-01
Received: 12 March 2019
Accepted: 13 November 2019
First Online: 2 December 2019
Ethics approval and consent to participate
: This study was approved by the ethics committee of Kyushu University (669–00). Written informed consent was obtained from all study participants.
: Not applicable.
: The authors declare that they have no competing interests.