Funding for this research was provided by:
Horizon 2020 Framework Programme (733391)
7th Framework Programme for Research and Technological Development Grant (266417)
Text and Data Mining valid from 2019-07-22
Received: 30 April 2019
Accepted: 11 July 2019
First Online: 22 July 2019
Ethics approval and consent to participate
: The study was reviewed and approved by the University of Zambia Biomedical Research Ethics Committee (ref: 018–0312) and the Research Ethics Committee of the Royal College of Surgeons in Ireland (ref: REC727).
: Not applicable.
: The authors declare that they have no competing interests.