Funding for this research was provided by:
Research to Prevent Blindness
National Eye Institute Vision Research Core Grant (P30 EY016665)
Received: 20 June 2020
Accepted: 16 November 2020
First Online: 3 December 2020
Ethics approval and consent to participate
: The study was approved by the institutional review board at the University of Wisconsin-Madison, adhered to the tenets of the Declaration of Helsinki and complied with the Health Insurance Portability and Accountability Act.
: Not applicable.
: The authors declare that they have no competing interests.