Received: 25 March 2020
Accepted: 27 October 2020
First Online: 12 January 2021
Ethics approval and consent to participate
: Prior to data collection, approval of the study was sought from the relevant authorities at Ambato General Hospital, who approved the study as meeting the ethical requirements of the institution. Due to the retrospective nature of the work, informed consent is waived.
: Not applicable.
: The authors declare that they have no conflict of interest.