Sreenivas, Athira https://orcid.org/0000-0002-1037-460X
Lewis, Leslie E. https://orcid.org/0000-0002-3467-6821
Purkayastha, Jayashree https://orcid.org/0000-0002-9754-1756
R, Vani Lakshmi https://orcid.org/0000-0003-2473-5311
Mathew, Mary https://orcid.org/0000-0002-4048-3567
Funding for this research was provided by:
Bill and Melinda Gates Foundation (OPP1180554)
Article History
Received: 30 December 2025
Accepted: 30 December 2025
First Online: 12 January 2026
Declarations
:
: The study was reviewed and approved by the Kasturba Medical College and Kasturba Hospital Institutional Ethics Committee (IEC 384/2020). The study protocol was registered in the Clinical Trial Registry – India (CTRI/2020/09/036575).
: Informed consent was obtained from parents or guardians.
: Parents or guardians signed an informed consent regarding publishing their data and photographs.
: The authors have no financial or proprietary interests in any material discussed in this article. The authors report there are no competing interests to declare.