https://www.healthcentral.com/article/top-causes-of-erectile-dysfunction
Erectile Dysfunction

3 Top Causes of Erectile Dysfunction

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    Gerald Couzens

    Gerald Couzens

    Gerald Secor Couzens is the author and coauthor of more than two dozen books about health and medical topics, specializing in prostate health and memory disorders. He was the co-creator and managing editor of The Johns Hopkins Prostate Bulletin for more than 20 years.