title: Free PSA for detecting prostate cancer.
authors.forename: M E
authors.initials: ME
authors.lastname: Parker
mesh_terms: D001706:Biopsy / Q000191:economics; D006801:Humans; D008297:Male; D008403:Mass Screening / Q000191:economics / Q000379:methods; D017430:Prostate-Specific Antigen; D011471:Prostatic Neoplasms / Q000175:diagnosis*; D014481:United States
chemical_list: D017430:Prostate-Specific Antigen