Funding for this research was provided by:
Ministry of Science and Technology, Taiwan (MOST 107-2321-B-038-002)
Ministry of Education (The Featured Areas Research Center Program within the framework of the Higher Education Sprout Project)
Ministry of Health and Welfare (MOHW107-TDU-B-212-114014, MOHW107-TDU-B-212-114020)
Text and Data Mining valid from 2019-01-26
First Online: 26 January 2019
Compliance with Ethical Standards
: The authors report no conflict of interest.