Funding for this research was provided by:
Japan Society for the Promotion of Science (17K11480)
Japan Agency for Medical Research and Development (The project for the realization of regenerative medicine)
Text and Data Mining valid from 2018-11-08
Received: 12 March 2018
Accepted: 26 October 2018
First Online: 8 November 2018
: The authors declare no competing interests.