Cheng, Grand H.-L. http://orcid.org/0000-0001-5783-9534
Malhotra, Rahul
Chan, Angelique
Østbye, Truls
Lo, June C.
Funding for this research was provided by:
Singapore Ministry of Social and Family Development
National Medical Research Council (NMRC-STAR-0005-2009, NMRC-CNIG-1124-2014)
Duke-NUS Geriatric Research Fund
Article History
Accepted: 31 May 2018
First Online: 4 June 2018
Compliance with ethical standards
:
: The authors declare that they have no conflict of interest.
: Data collection/analysis was approved by the Institutional Review Board at National University of Singapore. All procedures performed in studies involving human participants were in accordance with the ethical standards of the institutional and/or 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.