title: Re: The effect of digital rectal examination, flexible cystoscopy and prostatic biopsy on free and total prostate specific antigen, and the free-to-total prostate specific antigen ratio in clinical practice.
authors.forename: C R
authors.initials: CR
authors.lastname: Riedl
authors.forename: H
authors.initials: H
authors.lastname: Pflüger
mesh_terms: D001706:Biopsy; D003558:Cystoscopy; D006801:Humans; D008297:Male; D010173:Palpation; D017430:Prostate-Specific Antigen / Q000097:blood*; D011471:Prostatic Neoplasms / Q000097:blood* / Q000175:diagnosis*
chemical_list: D017430:Prostate-Specific Antigen