Clinical outcomes after local field conformal reirradiation of patients with retropharyngeal nodal metastasis

Courtney Pollard, Theresa P. Nguyen, Sweet Ping Ng, Steven J. Frank, Adam S. Garden, Gary B. Gunn, Clifton D. Fuller, Beth M. Beadle, William H. Morrison, Shah J. Shah, He Wang, Sam Tung, Conjun Wang, Lawrence D. Ginsberg, Mark E. Zafereo, Erich M. Sturgis, Shirley Y. Su, Ehab Y. Hanna, David I. Rosenthal, Jack Phan