Comment on

• The inability of prostate specific antigen index to enhance the predictive the value of prostate specific antigen in the diagnosis of prostatic carcinoma.

  Brawer MK, Aramburu EA, Chen GL, Preston SD, Ellis WJ. Brawer MK, et al. J Urol. 1993 Aug;150(2 Pt 1):369-73. doi: 10.1016/s0022-5347(17)35485-x. J Urol. 1993. PMID: 7686982
• The enhanced detection of persistent disease after prostatectomy with a new prostate specific antigen immunoassay.

  Takayama TK, Vessella RL, Brawer MK, Noteboom J, Lange PH. Takayama TK, et al. J Urol. 1993 Aug;150(2 Pt 1):374-8. doi: 10.1016/s0022-5347(17)35486-1. J Urol. 1993. PMID: 7686983
• Does high grade prostatic intraepithelial neoplasia result in elevated serum prostate specific antigen levels?

  Ronnett BM, Carmichael MJ, Carter HB, Epstein JI. Ronnett BM, et al. J Urol. 1993 Aug;150(2 Pt 1):386-9. doi: 10.1016/s0022-5347(17)35488-5. J Urol. 1993. PMID: 7686984
• The frequency of carcinoma and intraepithelial neoplasia of the prostate in young male patients.

  Sakr WA, Haas GP, Cassin BF, Pontes JE, Crissman JD. Sakr WA, et al. J Urol. 1993 Aug;150(2 Pt 1):379-85. doi: 10.1016/s0022-5347(17)35487-3. J Urol. 1993. PMID: 8326560