Received: 22 June 2021
Accepted: 9 November 2021
First Online: 22 November 2021
: This study was approved by the Committee for the Protection of Human Subjects [12-08-0658] of the California Health and Human Services Agency. All study procedures were conducted in accordance with the World Medical Association’s Helsinki Declaration for Human Studies. Informed assent was obtained from all participants in the study. In addition, passive informed consent from parents or guardians was solicited for those aged less than 18 years.
: Not applicable.
: The authors declare that they have no competing interests.