Patient must be able to provide study-specific informed consent prior to study entry Patient must be able to provide study specific informed consent prior to study entry Patients must provide study-specific informed consent prior to step registration Patient must provide study specific informed consent prior to study entry, including the mandatory pre-treatment plasma EBV DNA assay Patients must provide study specific informed consent prior to study entry, including consent for mandatory tissue submission for central review Patient must provide study-specific informed consent prior to study entry The patient must provide study-specific informed consent prior to study entry Patient must provide study specific informed consent prior to study entry Patients must provide study specific informed consent prior to study entry Patient must provide study specific informed consent prior to study entry Patient must provide study specific informed consent prior to study entry The patient must provide study-specific informed consent prior to study entry Patient must provide study-specific informed consent prior to study entry The patient must provide study-specific informed consent prior to study entry Patient must provide study-specific informed consent prior to study entry The patient must provide study-specific informed consent prior to study entry The patient must provide study-specific informed consent prior to study entry; no durable power of attorney or next of kin can provide initial consent Patients must provide study specific informed consent prior to study entry Patient must capable of, and provide, study specific informed consent prior to study entry Patient signs study specific informed consent prior to study enrollment Did the patient provide study-specific informed consent prior to study entry Patient must be able to provide study specific informed consent prior to study entry Patient must be able to provide study specific informed consent prior to study entry Patient must be able to provide study-specific informed consent prior to study entry Patient must provide study-specific informed consent prior to study entry Patient must provide study specific informed consent prior to study entry Patient must be able to provide study-specific informed consent prior to study entry Patient must have provided study specific informed consent prior to study entry Patient must be able to provide study-specific informed consent prior to study entry The patient must provide study-specific informed consent prior to study entry, including consent for mandatory submission of tissue for required, central p review Patient must provide study specific informed consent prior to study entry Patient must provide study specific informed consent prior to study entry Patient must provide study specific informed consent prior to study entry The patient must provide study-specific informed consent prior to study entry Patient must provide study-specific informed consent prior to study registration The patient must provide study specific informed consent prior to study entry Patient must provide study specific informed consent prior to study entry Patients must provide study specific informed consent prior to study entry, including consent for mandatory tissue submission for EGFR and for oropharyngeal patients, HPV analyses The patient must provide study-specific informed consent prior to study entry Patient must provide study specific informed consent prior to study entry Patient must capable of and provide study specific informed consent prior to study entry Patient must be able to provide study-specific informed consent prior to study entry Patient must be able to provide study-specific informed consent prior to study entry Patient must be able to provide study-specific informed consent prior to study entry The patient must provide study-specific informed consent prior to study entry Must provide study-specific informed consent prior to study entry The subject must provide study-specific informed consent prior to study entry Patient must be able to provide study-specific informed consent prior to study entry Patients must provide study-specific informed consent prior to study entry The patient must provide study-specific informed consent prior to study entry Patient must provide study specific informed consent prior to study entry Patient must provide study specific informed consent prior to study entry, including consent for mandatory screening of tissue Patients must provide study-specific informed consent prior to study entry The patient must provide study specific informed consent prior to study entry Patient must provide study specific informed consent prior to study entry The patient must provide study-specific informed consent prior to study entry/screening Patient must provide study specific informed consent prior to study entry. Patients must provide study specific informed consent prior to study entry Patients must provide study-specific informed consent prior to registration Patients must provide study specific informed consent prior to study entry Patients must provide study-specific informed consent prior to study entry Patient must be capable to read and speak English and provide study specific informed consent prior to study entry Patient must provide study specific informed consent prior to study entry