Head and Neck Neoplasms

• Moores UC San Diego Cancer Center — La Jolla, California, United States

• Alaska Regional Hospital Cancer Center — Anchorage, Alaska, United States
• Arkansas Cancer Research Center at University of Arkansas for Medical Sciences — Little Rock, Arkansas, United States
• Providence Saint Joseph Medical Center - Burbank — Burbank, California, United States
• City of Hope Comprehensive Cancer Center — Duarte, California, United States

Not specified

• University of Pittsburgh Cancer Institute — Pittsburgh, Pennsylvania, United States

• University Hospital Maastricht — Maastricht, Netherlands

• Yale New Haven Hospital — New Haven, Connecticut, United States
• Columbia University - Herbert Irving Cancer Center — New York, United States
• New York University Cancer Institute — New York, United States
• M.D. Anderson Cancer Center — Houston, Texas, United States

• Mayo Clinic Arizona — Scottsdale, Arizona, United States
• University of Nebraska — Omaha, Nebraska, United States
• Portsmouth Regional Hospital Hematology/Oncology Clinic — Portsmouth, New Hampshire, United States

• GSK Investigational Site — Minneapolis, Minnesota, United States
• GSK Investigational Site — Kansas City, Missouri, United States
• GSK Investigational Site — Charlotte, North Carolina, United States
• GSK Investigational Site — Hamilton, Ontario, Canada

• University of New Mexico Cancer Center — Albuquerque, New Mexico, United States

• University of Alabama at Birmingham — Birmingham, Alabama, United States
• Vanderbilt-Ingram Cancer Center — Nashville, Tennessee, United States