Funding for this research was provided by:
the Deanship of Scientific Research, King Saud University for funding through Vice Deanship of Scientific Research Chairs
Received: 30 June 2019
Accepted: 8 November 2019
First Online: 21 November 2019
Ethics approval and consent to participate
: Informed consent was obtained from all residents prior to data collection. All the selected respondents were given assurance of confidentiality that the information gathered will be used exclusively for research purposes. This study was approved by the Institutional Review Board of the College of Medicine; KSU (reference no: 17/0330/IRB).
: Not applicable.
: The authors declare that they have no competing interests. The co-author GP is an Associate Editor of this journal.