Received: 25 March 2022
Accepted: 27 July 2022
First Online: 4 August 2022
: This study was conducted after approval of the proposal by Wolaita Sodo University College of medicine and health sciences research and ethical board Committee. Ethical approval and clearance were obtained from this board with a reference number of 1089/2021. Before the actual data collection permission and a supportive letter were obtained from hospital’s medical director’s office. Patients or their next of kin provided informed consent for all included patients’ participation in this study and informed consent was obtained from parents of other children". This study is performed under the Declaration of Helsinki.
: Not applicable.
: We declare that we have no competing interests.