Funding for this research was provided by:
Received: 3 August 2021
Accepted: 16 November 2021
First Online: 1 December 2021
: The study protocol was approved by each research center’s Institutional Review Board prior to commencing recruitment and was conducted in accordance with International Conference on Harmonization E6 Guidelines for Good Clinical Practice. Written informed consent was obtained for all participants and/or their legally authorized representatives prior to performing study-related procedures in accordance with federal and institutional guidelines.
: Not applicable.
: All authors are current or former employees or contractors of Genentech, Inc. and/or F. Hoffmann-La Roche, Ltd. All authors except SLB are current or former shareholders of F. Hoffmann La Roche, Ltd.