Testing the Use of Investigational Drugs Atezolizumab and/or Bevacizumab With or Without Standard Chemotherapy in the Second-Line Treatment of Advanced-Stage Head and Neck Cancers
National Cancer Institute (NCI)
National Cancer Institute (NCI)
M.D. Anderson Cancer Center
National Cancer Institute (NCI)
R-Pharm
Amgen
ImmunityBio, Inc.
M.D. Anderson Cancer Center
University of Southern California
M.D. Anderson Cancer Center