They were also at elevated risk of advanced prostate cancer compared with never users, reported Karla A. Lawson, Ph.D., of the National Cancer Institute here, and colleagues.

• 美国国家癌症研究所的KarlaA.；Lawson公共卫生博士及其同事报告说，他们也就患晚期前列腺癌风险升高与从不服用补充剂的人进行了比较。