Wald, N. J., Watt, H. C., George, L., Knekt, P., Helzlsouer, K. J., & Tuomilehto, J. (2000). Adding free to total prostate-specific antigen levels in trials of prostate cancer screening. Nature Publishing Group.
শিকাগো স্টাইলে সাইটেশনWald, N J., H C. Watt, L. George, P. Knekt, K J. Helzlsouer, এবং J. Tuomilehto. Adding Free to Total Prostate-specific Antigen Levels in Trials of Prostate Cancer Screening. Nature Publishing Group, 2000.
এমএলএ সাইটেশনWald, N J., et al. Adding Free to Total Prostate-specific Antigen Levels in Trials of Prostate Cancer Screening. Nature Publishing Group, 2000.
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