Text and Data Mining valid from 2019-11-01
Received: 28 May 2019
Accepted: 3 October 2019
First Online: 1 November 2019
Ethics approval and consent to participate
: Ethical approval was obtained from the Human Research Ethics Committee, The University of Newcastle. We also got the Ethiopian Public Health Institute (EPHI) and the Measure DHS program approval to access the datasets.
: Not applicable.
: The authors declare that they have no competing interests.