Reduction in colorectal cancer mortality related to annual fecal occult blood screening--13 year follow-up of 46,000 subjects.
UNUM Life Insurance Company of America, Portland, Maine.
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Kita
D000368:Aged; D015179:Colorectal Neoplasms / Q000175:diagnosis / Q000401:mortality*; D005500:Follow-Up Studies; D006801:Humans; D008403:Mass Screening; D008875:Middle Aged; D008910:Minnesota; D009780:Occult Blood