Funding for this research was provided by:
Doctors Without Borders
Received: 12 September 2017
Accepted: 17 May 2018
First Online: 11 July 2018
Ethics approval and consent to participate
: The study was conducted in accordance with the World Medical Assembly (WMA) Declaration of Helsinki - Ethical Principles for Medical Research Involving Human Subjects. The study protocol was approved by the Ethical Review Board of MSF (ID 1612). It was also presented to the ethics committee of the Ministry of Health of Jordan and received approval.
: The authors declare that they have no competing interests.
: Springer Nature remains neutral with regard to jurisdictional claims in published maps and institutional affiliations.