Received: 26 November 2020
Accepted: 10 February 2021
First Online: 6 March 2021
Ethics approval and consent to participate
: This research project received approval from the Los Angeles County Department of Public Health Institutional Review Board (IRB# 2019–02-796) and all methods were carried out in accordance with its relevant guidelines and regulations. Informed consent was obtained from all subjects.
: Not applicable.
: To the best of our knowledge, all authors have no conflicts of interest, financial or otherwise to report.