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Characteristics and VAS results of patients who underwent prostate biopsy
PSA: prostate-specific antigen, VAS: visual analogue scale, PILP: perianal-intrarectal lidocaine-prilocaine, NB: nerve block, a: comparison between PILP+NB and NB only groups using the Student's t-test, b: comparison between PILP+NB and NB only groups using the Pearson chi-square test
