Received: 23 April 2020
Accepted: 8 July 2020
First Online: 31 July 2020
Ethics approval and consent to participate
: Ethical approval was obtained from the ethical review committee of Institute of Public Health, University of Gondar. Letter of cooperation for all selected Hospitals was obtained from Amhara National Health Bureau, Amhara Public Health Institute. Informed consent had not been required in our case as whole data had been retrieved from the medical records of patients who had already completed treatment or had some labeled treatment outcome. Data were anonyms and held on a secure password protected system. Confidentiality during all phases of research activities was kept.
: Not applicable.
: The authors declare that they have no competing interests.