Cancer care physicians' attitudes toward do not resuscitate orders during the COVID-19 pandemic.

Competing Interests: Declaration of Competing Interest NMLB declares the following conflicts of interest: Advisory board: Pfizer, Abbott, Sanofi, Astellas; travel grants: Exact Sciences, Pfizer, Lilly, Novartis; speaker fees: Pfizer, AbbVie, Roche, Sanofi, Novartis, Servier, Gilead, Astrazeneca. The other authors certify that they have no affiliations with or involvement in any organization or entity with any financial or non-financial interest. Survey respondents participated in the study voluntarily and acknowledged that results may be reported in multiple publications. University of Cincinnati's IRB approved both studies. The University of Louisville IRB approved the 2021 study. This project was supported in part by the grant No. P30 CA008748 from the National Institute of Health, United states.