Funding for this research was provided by:
Received: 13 February 2020
Accepted: 23 November 2020
First Online: 6 January 2021
Ethics approval and consent to participate
: The study was approved by the Partners Human Research Committee institutional review board (IRB; protocol # 2017P001636) and was conducted in accordance with the Declaration of Helsinki. All data extracted from the EMRs were stored de-identified prior to the analysis. As per our institutional IRB guidelines, this retrospective research did not require informed consent.
: Not applicable
: SU received research funding from Genentech. TM has received consulting fees from Genentech. RS received research funds from Roche and Genentech. JP, PNS, and JB are employees of Genentech. CB is a former employee of Genentech. AP is a consultant for Genentech. JHS is a consultant for and received research funding from Roche.