[Letter: The problem of cancer].
D001921:Brain / Q000502:physiology; D001932:Brain Neoplasms / Q000532:radiotherapy; D002490:Central Nervous System / Q000528:radiation effects; D003037:Cobalt Radioisotopes / Q000627:therapeutic use; D006801:Humans; D009369:Neoplasms / Q000532:radiotherapy*; D011832:Radiation Injuries; D011867:Radioisotope Teletherapy / Q000009:adverse effects; D011878:Radiotherapy / Q000009:adverse effects; D012780:Short-Wave Therapy
D003037:Cobalt Radioisotopes
Zum Krebsproblem