["Normal" PSA levels ignore 15% of prostate cancers].
D005188:False Negative Reactions; D006801:Humans; D008297:Male; D017430:Prostate-Specific Antigen / Q000097:blood*; D011471:Prostatic Neoplasms / Q000097:blood / Q000175:diagnosis*
D017430:Prostate-Specific Antigen