中国《慢性阻塞性肺疾病诊治指南(2021年修订版)》(指南)在2021年3月发布。本指南新增大量最新研究证据，重点更新临床表现、诊断及......

Weibo is a Chinese word for “microblogging”. Over the past two years, this new Internet service has attracted users fr......