The percentage of prostate‐specific antigen (<scp>PSA</scp>) isoform [–2]pro<scp>PSA</scp> and the Prostate Health Index improve the diagnostic accuracy for clinically relevant prostate cancer at initial and repeat biopsy compared with total <scp>PSA</scp> and percentage free <scp>PSA</scp> in men aged ≤65 years
Distribution of the number of citations over years.