[Pre-operative irradiation of gastric cancer with Betatron].
D000328:Adult; D003036:Cobalt Isotopes / Q000627:therapeutic use; D004583:Electrons; D005260:Female; D005743:Gastrectomy; D005773:Gastroscopy; D006801:Humans; D008207:Lymphatic Metastasis; D008297:Male; D008875:Middle Aged; D011300:Preoperative Care; D012704:Serous Membrane / Q000473:pathology; D013274:Stomach Neoplasms / Q000532:radiotherapy* / Q000601:surgery
D003036:Cobalt Isotopes