Funding for this research was provided by:
Department for International Development
Water Supply and Sanitation Collaborative Council
Received: 14 November 2017
Accepted: 13 September 2018
First Online: 21 September 2018
Ethics approval and consent to participate
: The study was approved by the Institutional Review Board of Asian Institute of Public health (AIPH) [ERC/No: 2013–03], Ispat General Hospital, Rourkela [Regd No: ECR/369/Inst/OR/2013], and the Ethical Committee of Government of Odisha [No: 237/SHRMU]. The study was also approved by the Ethics Committee of the London School of Hygiene and Tropical Medicine [LSHTM ethics ref.: 6520]. Only those women who provided written informed consent to participate in the study were included.
: Not applicable.
: The authors declare that they have no competing interests.
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