Funding for this research was provided by:
Bill & Melinda Gates Foundation (INV-010497)
Article History
Received: 29 July 2020
Accepted: 17 September 2020
First Online: 16 October 2020
Ethics approval and consent to participate
: The study used the fourth round of National Family Health Survey (NFHS) data, which is publicly available. Before conducting the survey, NFHS had taken ethical approval. For the present study, ethical approval is not required.
: Not applicable for this study.
: Authors do not have any competing interest.