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Authors
Chung, Ping-Chen
Chan, Ta-Chien https://orcid.org/0000-0002-1685-783X
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Article History
Received: 13 September 2020
Accepted: 3 November 2021
First Online: 17 November 2021
Declarations
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: The data used in this study were all publicly available open data in an aggregated fashion. Thus, ethics approval and participants’ consent were not needed.
: Not applicable.
: The authors declare no competing interests.
