Received: 15 January 2019
Accepted: 8 May 2019
First Online: 17 May 2019
Change Date: 4 July 2019
Change Type: Correction
Change Details: The Publisher has retracted this article  because it was published in this journal in error. This article is republished in BMC Health Services Research .
Ethics approval and consent to participate
: The study was approved by the Institutional Review Board at Al-Zaytoonah University of Jordan.
: Informed consent was gotten from each participant to maintain confidentiality of all participants.
: The authors declare that they have no competing interests.
: Springer Nature remains neutral with regard to jurisdictional claims in published maps and institutional affiliations.