Funding for this research was provided by:
Styrelsen för Internationellt Utvecklingssamarbete
Ministerie van Buitenlandse Zaken
UK Aid from the UK Government
Text and Data Mining valid from 2020-03-24
Received: 9 January 2019
Accepted: 13 March 2020
First Online: 24 March 2020
Ethics approval and consent to participate
: We obtained ethical approval from the institutional ethics board of the Guttmacher Institute (20 May 2016), the Medical Research Council of Zimbabwe (28 April 2016, approval number MRCZ/A/2061) and from the Joint Research Ethics Committee for the University of Zimbabwe, College of Health Sciences and Parirenyatwa Group of Hospitals (4 April 2016, reference number JREC/379/15).
: Not applicable.
: The authors declare that they have no competing interests.