Robert P. Thiel

Measurement of the proportion of free to total prostate-specific antigen improves diagnostic performance of prostate-specific antigen in the diagnostic gray zone of total prostate-specific antigen.

M. Brawer, W. Smith, C. Cuny, 1995, Urology.

Using proportions of free to total prostate-specific antigen, age, and total prostate-specific antigen to predict the probability of prostate cancer.

C. Cuny, A. Luderer, Y. Chen, 1996, Urology.