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Flexible sigmoidoscopy screening reduced colorectal cancer incidence and mortality in older adults. http://t.co/PciMe3pZ
Flexible sigmoidoscopy screening reduced colorectal cancer incidence and mortality in older adults. http://t.co/PciMe3pZ
Ann Intern Med Sept 18: Flexible sigmoidoscopy screening reduced colorectal cancer incidence, mortality in older adults http://t.co/cn6AnqTy