Funding for this research was provided by:
National Institute of Allergy and Infectious Diseases (U19AI08967)
Received: 9 December 2020
Accepted: 20 January 2021
First Online: 4 February 2021
Ethics approval and consent to participate
: Ethical approval for the study was obtained from the Institutional Review Boards (IRBs) of Martin Luther Christian University, Shillong, Meghalaya, India and New York University, New York, NY, USA. Written informed consent was obtained from all the participants who were 18 years of age or older. Assent was obtained for the participants aged 7–17 years in addition to parental consent.
: Not applicable.
: The authors declare that they have no competing interests.