欧洲呼吸杂志JO Eur Respir J FD欧洲呼吸学会SP 993 OP 993 DO 10.1034/ J .1399-3003.1999.14d45188bet官网地址x VO 14 IS 4 A1 Mitchell, I A1 Doig, CJ YR 1999 UL //www.qdcxjkg.com/content/14/4/993.1.abstract