Kuan, Mei-Mei
Funding for this research was provided by:
No funding received
Article History
Received: 24 October 2017
Accepted: 10 September 2018
First Online: 3 October 2018
Ethics approval and consent to participate
: This study was approved by the Institutional Review Board of the Taiwanese CDC under identification no. TwCDCIRB104104. The study was based on database analysis; no participants were involved.
: Not applicable.
: The authors declare that they have no competing interests.
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