See, Kay Choong
,
Zhao, Ming Yan
Nakataki, Emiko
Chittawatanarat, Kaweesak
Fang, Wen-Feng
Faruq, Mohammad Omar
Wahjuprajitno, Bambang
Arabi, Yaseen M.
Wong, Wai Tat
Divatia, Jigeeshu V.
Palo, Jose Emmanuel
Shrestha, Babu Raja
Nafees, Khalid M. K.
Binh, Nguyen Gia
Al Rahma, Hussain Nasser
Detleuxay, Khamsay
Ong, Venetia
Phua, Jason
Article History
Received: 1 September 2018
Accepted: 24 October 2018
First Online: 16 November 2018
Compliance with ethical standards
:
: 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
: Ethical approval was obtained for the overall study in Singapore (NHG-DSRB 2014/01032), and by institutional review boards according to local regulations in each participating centre and country.
: Informed consent was obtained from all individual participants included in the study.
: All authors do not have any conflicts of interests to declare. Survey instruments and software were purchased using the authors’ personal funds.