title: Clinical complications arising from overlapping of adjacent radiation fields--physical and technical considerations.
mesh_terms: D000328:Adult; D004940:Esophageal Stenosis / Q000209:etiology*; D006801:Humans; D008297:Male; D008479:Mediastinal Neoplasms / Q000532:radiotherapy; D011832:Radiation Injuries / Q000209:etiology*; D011878:Radiotherapy / Q000009:adverse effects*; D013118:Spinal Cord Diseases / Q000209:etiology*; D013679:Technology, Radiologic; D013945:Thymoma / Q000532:radiotherapy