Article History
Received: 24 June 2020
Accepted: 29 October 2020
First Online: 4 January 2021
Compliance with ethical standards
:
: The authors declare that there is no conflict of interest.
: In this retrospective study, care was taken to protect the identities of human subjects. Patient names were substituted with a numerical code. De-identified patient data were contained in a single spreadsheet. The study was approved by the University of Louisville Institutional Review Board (Study ID# 19.0068) and conducted in accordance with the Declaration of Helsinki and the Health Insurance Portability and Accountability Act (HIPAA). An informed consent waiver was approved by the IRB in accordance with United States Code of Federal Regulations [45 CFR 46.116 (d)].