Funding for this research was provided by:
school of medicine, university of california, san diego
Received: 2 July 2021
Accepted: 17 August 2021
First Online: 7 September 2021
: This study was performed in accordance with federal, state and University policies, and approved by UCSD Human Research Protection Program IRB#200495. This protocol was reviewed and approved by the UCSD Human Research Protection Program in accordance with the requirements of the Code of Federal Regulations on the Protection of Human Subjects (45 CFR 46), including its relevant Subparts, for federally funded/support research studies. It was determined that a waiver of informed consent was granted for historic subjects (both clinical and research) as it meets the requirements outlined in 45 CFR 46.116(f).
: Not applicable.
: The authors declare that they have no competing interests.