Funding for this research was provided by:
Alliance for Health Policy and Systems Research (201599598)
Text and Data Mining valid from 2020-01-09
Received: 16 September 2019
Accepted: 12 December 2019
First Online: 9 January 2020
Ethics approval and consent to participate
: The study was deemed ‘non-human subjects research’ by the Johns Hopkins Bloomberg School of Public Health Institutional Review Board (IRB No. 7484). All participants provided verbal consent to participate.
: Not applicable.
: The authors declare that they have no competing interests.