Funding for this research was provided by:
Ministry of Science and Technology, Taiwan (NSC 102-2410-H-004-196-MY2 and MOST 104-2410-H-110-091-MY2)
Received: 13 February 2020
Accepted: 12 March 2021
First Online: 23 March 2021
: The fMRI experiment was approved by the Research Ethics Committee of National Taiwan University. All participants have to sign a written consent to participate the experiment.
: Not applicable.
: No conflict of interest.