A new staging system for cancer, and a re-appraisal of "early" treatment and "cure" by radical surgery.
D006801:Humans; D008175:Lung Neoplasms / Q000453:epidemiology; D009369:Neoplasms / Q000175:diagnosis* / Q000401:mortality / Q000601:surgery; D011379:Prognosis; D012004:Rectal Neoplasms / Q000453:epidemiology