title: [Preliminary evaluation of direct local results of palliative radiotherapy of esophageal cancer with photons X with energy 18 MV].
mesh_terms: D000230:Adenocarcinoma / Q000532:radiotherapy*; D000328:Adult; D000368:Aged; D002277:Carcinoma / Q000532:radiotherapy*; D004938:Esophageal Neoplasms / Q000532:radiotherapy*; D004947:Esophagus / Q000528:radiation effects*; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D010166:Palliative Care; D011879:Radiotherapy Dosage; D011882:Radiotherapy, High-Energy
vernacular_title: Wstepna ocena bezpośrednich wyników miejscowych paliatywnej radioterapii chorych na raka przełyku fotonami X o energii 18 MV.