Trouble in store

日期:2018-02-04 07:15:20 作者:印掠宅 阅读:

The number of women infected with Chlamydia trachomatis, a sexually transmitted bacterium that can cause sterility, ectopic pregnancies and other problems, may be higher than health authorities realise. A study led by Charlotte Gaydos at Johns Hopkins University in Baltimore found that almost 10 per cent of female US Army recruits tested positive for the infection. Among 17-year-old female recruits the figure was more than 12 per cent (The New England Journal of Medicine, vol 339,