Funding for this research was provided by:
National Institute of Allergy and Infectious Diseases (AI093856)
Received: 13 July 2019
Accepted: 17 December 2019
First Online: 30 December 2019
Ethics approval and consent to participate
: This study was approved by the Zambia National Health Research Authority and the institutional review boards at Macha Research Trust and the University of Georgia. We conducted analysis of anonymized routinely collected program data, hence all the institutional review boards waived informed consent. Administrative permission was obtained from the Ministry of Health provincial health office to before starting the data abstraction.
: Not applicable.
: The authors declare that they have no competing interests.