@文章{Rennard1902380，作者={Rennard，Stephen I.}，标题={exportations continued to{\textquotedblleft}early{\textquotedblright}COPD for interventive studies}，卷={55}，号={3}，位置id={1902380}，年份={2020}，doi={10.1183/13993003.02380-2019}，出版商={欧洲呼吸学会}，issn={0903-1936}，URL={//www.qdcxjkg.com/content188bet官网地址/55/3/1902380}，打印={//www.qdcxjkg.com/content/55/3/1902380.full.pdf}，期刊={欧洲呼吸杂志}}