New PSA guidelines for older men.
D000328:Adult; D000367:Age Factors; D000368:Aged; D017408:Guidelines as Topic; D006801:Humans; D008297:Male; D008875:Middle Aged; D017430:Prostate-Specific Antigen / Q000097:blood*; D011471:Prostatic Neoplasms / Q000175:diagnosis*
D017430:Prostate-Specific Antigen