Text and Data Mining valid from 2019-09-06
Received: 16 January 2019
Accepted: 21 August 2019
First Online: 6 September 2019
Ethics approval and consent to participate
: The ethical clearance for conducting this study was obtained from the Ethical Committee Board of Al-Neelain University. Permission to collect data was granted from hospital authorities. Patients were not contacted directly; data were obtained from hospital files and were kept anonymous at all stages of the study.
: Not applicable.
: The authors declare that they have no competing interests.