经过对1,300多名天主教僧侣健康记录的研究表明男子第二个最常见的癌——前列腺癌的发病与性接触无关。南加利福尼亚大学内科副教授罗斯(Rohalol K Ross)说,每年大约有22,000美国人因之死亡的前列腺癌,可能是由于某些激素的水平异乎寻常高而引起的。为了检验已公认的前列腺癌可能是性传播的假说,罗斯及其同事调查了洛杉矾大主教管区罗马天主教僧侣的健康记录。如果这种病是性传播的,那么独身男人的前列腺癌死亡率应较低。罗斯说,“我们研究 After more than 1,300 studies of the health records of Catholic monks showed that the second most common cancer in men - the onset of prostate cancer has nothing to do with sexual contact. Rohalol K Ross, an associate professor of internal medicine at the University of Southern California, said that about 22,000 Americans die of prostate cancer each year, probably because of unusually high levels of certain hormones. To test the hypothesis that prostate cancer has been recognized as sexually transmitted, Ross and colleagues investigated the health records of Roman Catholic monks in the Archdiocese of Los Angeles. If the disease is sexually transmitted, the death rate of prostate cancer in single men should be low. Ross said, "We study