Screening for colorectal cancer.
Brown
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ML
D000368:Aged; D000369:Aged, 80 and over; D003113:Colonoscopy / Q000191:economics; D015179:Colorectal Neoplasms / Q000175:diagnosis*; D003362:Cost-Benefit Analysis; D005260:Female; D006801:Humans; D008403:Mass Screening / Q000191:economics; D008875:Middle Aged; D009780:Occult Blood