Funding for this research was provided by:
Foundation for the National Institutes of Health (KANG09ME0)
Received: 21 August 2018
Accepted: 22 May 2019
First Online: 6 June 2019
Ethics approval and consent to participate
: The study that was approved by the ethics committee of Institutional Review Board (IRB), Christian Medical College, Vellore in India. Approval was also obtained from the Indian government’s Health Ministry Screening Committee. Written informed consent was obtained from the mother/primary caregiver of the study participant.
: Not applicable.
: Venkata Raghava Mohan and Sudhir Babji are Associate Editors for BMC Public Health. The other authors declare that they have no competing interests.