Funding for this research was provided by:
Bristol-Myers Squibb Foundation (BMS353)
Text and Data Mining valid from 2019-01-28
Received: 11 December 2018
Accepted: 17 January 2019
First Online: 28 January 2019
Ethics approval and consent to participate
: Ethics approval was granted by the Medical Research Council of Zimbabwe in 2014 with approval number MRCZ/A/1814. As all participants were minors, written informed consent was obtained from the caregivers of all participants’ as well as written assent from all participants prior to their participation in the study.
: Not applicable, manuscript does not contain data from any individual person.
: PM is an employee of the Bristol-Myers Squibb Foundation (BMSF).
: Springer Nature remains neutral with regard to jurisdictional claims in published maps and institutional affiliations.