Wang, Yeli
Koh, Woon-Puay
Yuan, Jian-Min
Pan, An
Funding for this research was provided by:
National Medical Research Council (NMRC/CIRG/1354/2013, NMRC/CSA/0055/2013)
National Institutes of Health (RO1 CA144034, UM1 CA182876)
Article History
Received: 13 June 2017
Accepted: 14 September 2017
First Online: 30 September 2017
Ethics approval and consent to participate
: The study protocol was approved by the Institutional Review Boards at the National University of Singapore and the University of Pittsburgh. Informed consent was provided and completed by each participant at the baseline interview.
: Not applicable.
: The authors declare that they have no competing interests.
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