PT -期刊文章AU -福勒,Stephen j . AU -Sterk, Peter J. TI - Breath biomarkers in asthma: we're getting answers, but what are the important questions? AID - 10.1183/13993003.01411-2019 DP - 2019 Sep 01 TA - European Respiratory Journal PG - 1901411 VI - 54 IP - 3 4099 - //www.qdcxjkg.com/content/54/3/1901411.short 4100 - //www.qdcxjkg.com/content/54/3/1901411.full SO - Eur Respir J2019 Sep 01; 54