title: Is a screening interval of every 4 years for prostate cancer acceptable?
authors.forename: E David
authors.initials: ED
authors.lastname: Crawford
mesh_terms: D006801:Humans; D008297:Male; D008403:Mass Screening / Q000379:methods*; D017430:Prostate-Specific Antigen / Q000097:blood*; D011471:Prostatic Neoplasms / Q000175:diagnosis*; D015203:Reproducibility of Results; D013997:Time Factors
chemical_list: D017430:Prostate-Specific Antigen