title: [To better understand radiotherapy].
mesh_terms: D003131:Combined Modality Therapy; D005221:Fatigue / Q000209:etiology; D006801:Humans; D009369:Neoplasms / Q000188:drug therapy / Q000532:radiotherapy* / Q000601:surgery; D011878:Radiotherapy / Q000009:adverse effects*; D011879:Radiotherapy Dosage; D013997:Time Factors