Text and Data Mining valid from 2019-08-15
Received: 17 July 2018
Accepted: 26 July 2019
First Online: 15 August 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.
: Not applicable.
: The authors declare no competing interests.