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Article History

Accepted: 13 January 2022

First Online: 17 January 2022

Declarations

:

: Kuen-Cheng Lee, I- Hsiung Chang, I-Ling Wang, and Ru-Si Chen declare that they have no conflict of interest.

: All procedures performed in studies involving human participants were in accordance with the ethical standards of the institutional and/or national research committee and with the 1964 Helsinki Declaration and its later amendments or comparable ethical standards.

: Informed consent was obtained from all individual participants involved in the study.