Inc. (VERWI April 05, 2018 References: 1. httpslAvww.statista.comistatistics/2414881population-of-the-us-by-sex-and-age/ 2. Guess HA, Arrighi HM, Metter EJ. Fozard JL. Cumulative prevalence of prostatism matches the autopsy prevalence of benign prostatic hyperplasia. Prostate. 1990:17(3):241-6. Public