RecruitingPhase 2Radiation therapyPreservation of Swallowing in Respected Oral Cavity Squamous Cell Carcinoma: Examining Radiation Volume Effects (PRESERVE): A Randomized TrialThe goal of this randomized treatment study is to formally compare quality of life in patients with at least one pN0 hemi-neck after resection of a squamous cell carcinoma of the oral cavity treated with a primary radiation therapy versus a secondary targeted radiation therapy approach, to provide a high level of evidence to guide the selection of treatment options.