Funding for this research was provided by:
Received: 31 July 2019
Accepted: 13 November 2019
First Online: 11 December 2019
Ethics approval and consent to participate
: The protocol and any amendments were reviewed and approved by an Institutional Review Board/Independent Ethics Committee prior to initiation of the study. All patients provided voluntary written informed consent.
: Not applicable.
: AB, AR, JZ, MW-R, YF, and XS are employees of Bristol-Myers Squibb. JYZ, RL, RW, and YI were employed by Bristol-Myers Squibb at the time the analyses were performed. AB, AR, JZ, MW-R, RL, RW, XS, YF, and YI own Bristol-Myers Squibb stock.