Chen, Ying
Yau, Eva
Lam, Chow
Deng, Hong
Weng, Yiting
Liu, Tong
Mo, Xiaohong
Funding for this research was provided by:
Kadoorie Foundantion (IMH-WCH2012)
Article History
First Online: 15 October 2019
Compliance with Ethical Standards
:
: All authors have no conflict of interest.
: This study was in accordance with the ethical standards of the institutional and 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 included in the study.