The validity of an early cancer detection center.
D000328:Adult; D000367:Age Factors; D000368:Aged; D001943:Breast Neoplasms / Q000175:diagnosis; D005260:Female; D006268:Health Facilities; D006801:Humans; D008297:Male; D008875:Middle Aged; D009369:Neoplasms / Q000175:diagnosis* / Q000628:therapy; D012017:Referral and Consultation; D013997:Time Factors