Locally Advanced Cutaneous Squamous Cell Carcinoma

• UC Irvine Health- Chao Family Comprehensive Cancer Center — Orange, California, United States
• Winship Cancer Institute, Emory University — Atlanta, Georgia, United States
• Dana-Farber Cancer Institute — Boston, Massachusetts, United States
• Duke University Medical Center — Durham, North Carolina, United States

Not specified

• University of Colorado (Data Collection Only) — Aurora, Colorado, United States
• Moffitt Cancer Center (Data Collection Only) — Tampa, Florida, United States
• Memorial Sloan Kettering Cancer Center at Basking Ridge (All Protocol Activities) — Basking Ridge, New Jersey, United States
• Memorial Sloan Kettering Monmouth (All Protocol Activities) — Middletown, New Jersey, United States

• Medical Dermatology Specialists — Phoenix, Arizona, United States
• Mayo Clinic Arizona — Phoenix, Arizona, United States
• University of California, San Diego — La Jolla, California, United States
• University of California, Los Angeles — Los Angeles, California, United States

• University of Miami Hospital and Clinics — Miami, Florida, United States
• University of Kentucky — Lexington, Kentucky, United States
• Mayo Clinic — Rochester, Minnesota, United States
• Providence Medical Center — Portland, Oregon, United States