NCT01898494: Transoral Surgery Followed By Low-Dose or Standard-Dose Radiation Therapy With or Without Chemotherapy in Treating Patients With HPV Positive Stage III-IVA Oropharyngeal Cancer

Sponsor: ECOG-ACRIN Cancer Research Group. Phase: PHASE2. Conditions: Human Papilloma Virus Infection, Stage III Squamous Cell Carcinoma of the Oropharynx, Stage IVA Squamous Cell Carcinoma of the Oropharynx, Stage IVB Squamous Cell Carcinoma of the Oropharynx