Will BoggsNEW YORK (Reuters Health) Jan 29 - A study of bacterial and viral infections associated with acute exacerbations of chronic obstructive pulmonary disease (COPD) has identified some of the common culprits.

• 纽约时报(路透社健康消息)1月29日-一项与慢性肺阻塞疾病急性加重相关联的细菌和病毒感染研究已经证实了其中的一些致病因素。