Funding for this research was provided by:
Indian Council of Medical Research (ICMR F.N.8/1/13/2019-RMC, ICMR F.N.8/1/13/2019-RMC, ICMR F.N.8/1/13/2019-RMC, ICMR F.N.8/1/13/2019-RMC, ICMR F.N.8/1/13/2019-RMC)
Received: 19 October 2021
Accepted: 25 April 2022
First Online: 14 May 2022
: The authors declare no competing interests.
: The study was approved by the Institutional ethical committee of ICMR—Regional Medical Research Centre, Port Blair (Proposal No.9) on 11 January 2019. Nasal/Throat swabs were collected in accordance with Human ethical guidelines and regulations. Informed consent for participation was sought from each patient, in case of minor (children and adolescents) informed consent from a parent and/or legal guardian for study participation were obtained.
: Not applicable.
: The authors declare that they have no competes of interest.