Document is current

Article History

Accepted: 29 March 2021

First Online: 7 May 2021

Declaration

:

: The authors have no conflicts of interest to declare.

: The study is based on secondary datasets available in the public domain for research use, and therefore, no approval is required from institutional review board. The map used in this study is representative and does not include the actual administrative boundary of India drawn by Survey of India.

Free to read: This content has been made available to all.