Re: "Vasectomy and the risk of prostate cancer".
D000328:Adult; D000368:Aged; D016022:Case-Control Studies; D015331:Cohort Studies; D006801:Humans; D015994:Incidence; D008297:Male; D008875:Middle Aged; D011471:Prostatic Neoplasms / Q000453:epidemiology* / Q000209:etiology; D014481:United States / Q000453:epidemiology; D014659:Vasectomy / Q000009:adverse effects*