Funding for this research was provided by:
Ministry of Science and Technology, Taiwan (106-2311-B-001 -035 -MY3, 104-2923-B-001 -003 -MY2, MOST-103-2313-B-001-003-MY3)
Text and Data Mining valid from 2018-04-03
Received: 4 July 2017
Accepted: 21 March 2018
First Online: 3 April 2018
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