The study of the patterns of clinical care in radiation therapy in the United States.
D005260:Female; D006268:Health Facilities / Q000600:supply & distribution; D006689:Hodgkin Disease / Q000532:radiotherapy; D006801:Humans; D007822:Laryngeal Neoplasms / Q000532:radiotherapy; D008297:Male; D009062:Mouth Neoplasms / Q000532:radiotherapy; D009364:Neoplasm Recurrence, Local; D009369:Neoplasms / Q000532:radiotherapy*; D010043:Outcome and Process Assessment, Health Care; D011471:Prostatic Neoplasms / Q000532:radiotherapy; D011878:Radiotherapy / Q000600:supply & distribution; D011882:Radiotherapy, High-Energy; D013736:Testicular Neoplasms / Q000532:radiotherapy; D014481:United States; D002583:Uterine Cervical Neoplasms / Q000532:radiotherapy