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)
National Cancer Institute (NCI)
Neonc Technologies, Inc.
AbbVie
M.D. Anderson Cancer Center
Merck Sharp & Dohme LLC