Chen, Zhuang Gui
Wang, Zhao Ni
Yan, Yan
Liu, Jing
He, Ting Ting
Thong, Kim Thye
Ong, Yew Kwang
Chow, Vincent T. K.
Tan, Kai Sen
Wang, De Yun
Funding for this research was provided by:
National Medical Research Council (NMRC/ CIRG/1458/2016)
National Natural Science Foundation of China (81470219)
Article History
Received: 18 February 2019
Accepted: 23 June 2019
First Online: 15 July 2019
Ethics approval and consent to participate
: This study was performed in accordance with the Declaration of Helsinki and had been approved by the National Healthcare Group Domain-Specific Review Board of Singapore (Ethics approval number: DSRB D/11/228; IRB 13–509). Written consent has been obtained from study participants after detailed explanation of the study.
: Not applicable.
: The authors declare that they have no competing interests.