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To assess the dosimetric and clinical results of three-dimensional conformal radiotherapy (3D CRT) for locally recurrent nasopharyngeal carcinoma (NPC).A total of 86 patients with locally recurrent NPC were retreated with 3D CRT. The median prescribed dose was 68Gy with 2Gy per fractionation. Dosimetric quality was evaluated with dose distribution in planning target volume (PTV) and specified organs...
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