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Authors
Wei, Liping
Tian, Yi
Yan, Wenrong
Cheung, Kawai
Ho, Derek
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Funding
Funding for this research was provided by:
Hong Kong Research Grants Council (11213515)
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Article History
Received: 2 January 2019
Revised: 14 March 2019
Accepted: 12 April 2019
First Online: 30 April 2019
Compliance with ethical standards
:
: The authors declare that they have no conflict of interest.
