Funding for this research was provided by:
Ministry of Human Resource Development (2018−2019/P721/SL)
Indian Department of Health Research (N1761)
Article History
Received: 1 July 2020
Accepted: 12 January 2021
First Online: 28 January 2021
Ethical approval and consent to participate
: Written informed consent was obtained from each subject, and the multi-center research protocol for this study was approved by the All India Institute of Medical Sciences, New Delhi, India Institutional Review Board (IEC-129/07.04.2017), and Indian Institute of Technology Gandhinagar, India Institutional Review Board (IEC/2019-20/4/UL/046).
: All study participants provided consent for publication.
: The authors declare that they have no competing interests.