Received: 27 March 2020
Accepted: 21 October 2020
First Online: 16 November 2020
Ethics approval and consent to participate
: The project was approved by the Institutional Ethical Clearance (IEC) Committee of Indian Council of Medical Research -National Institute of Research in Tribal Health (ICMR-NIRTH), Jabalpur, New Delhi bearing reference no. 201701/10.
: All authors have given their consent for publication.
: The authors declare that they have no competing interests.
: The views represented by the author - Suman L. Wattal are solely in her personal capacity and do not necessarily reflect the views of NVBDCP, New Delhi.