Received: 11 May 2021
Accepted: 10 November 2021
First Online: 29 November 2021
: The research design, including the content of all the survey questionnaires of the NFHS-4, was reviewed by the United States Centers for Disease Control and Prevention (CDC) and approved by both the ICF Institutional Review Board and the International Institute for Population Sciences (IIPS) Institutional Review Board. All methods (use of data) were performed in compliance with the Declarations of Helsinki. The data used in our study were anonymized and no personal identity was compromised.
: NA/Not Applicable.
: No, I declare that the authors have no competing interests as defined by BMC or other interests that might be perceived to influence the results and/or discussion reported in this paper.