Received: 19 October 2020
Accepted: 16 March 2021
First Online: 31 March 2021
: The study was reviewed and approved by the National Health Research Ethics Committee of Nigeria (NHREC) (protocol number NHREC/01/01/2007). Ethical approval was also obtained from each state government research ethics committee. Written informed consent was obtained from all participating respondents.
: Not applicable.
: All authors were or are employees of the Clinton Health Access Initiative and received funding to design, implement, and evaluate the program from the which the data for this study was generated. The authors declare that they have no additional competing interests.