Researchers found that obese women were 40 percent more likely than normal - weight and overweight women to have their pregnancy end in stillbirth - - defined as fetal death in the 20th week of pregnancy or later 研究家们发现过度肥胖的妇女较正常体重和过重的妇女高出40 %的可能以死胎结束她们的怀孕定义为怀孕20周或是更晚的致命死亡。
Despite improvements in antenatal and intrapartum care , stillbirth , defined as in utero fetal death at 20 weeks of gestation or greater , remains an important , largely unstudied , and poignant problem in obstetrics 虽然对产前和产时的照顾已改进，死胎（被定义为妊娠达到或超过20周后胎儿子宫内死亡）仍然是一项重要的、很多不清楚的令人悲痛的产科学问题。
The ongoing work of the national institute of child health and human development stillbirth collaborative research network , a consortium of 5 academic centers in the united states that are studying the scope and causes of stillbirth , is presented 国立儿童健康与人类发育研究所死胎合作研究网络（美国5个学术中心组成的协会，研究死胎的范围和原因）要进行的工作被提出了。
The bacterium can cause serious or fatal infections in young children or elderly people . it also can cause miscarriages and stillbirths in pregnant women . ballard ' s president david ballard said the company has temporarily suspended producing egg salad while it investigates the contamination 按照该公司的说法，相关检测结果显示，在这批产品中存在一定数量的单增李斯特菌，该种细菌可以在儿童及老年人身上造成极为严重的甚至是致命性的感染。
