％0期刊文章％a sonnappa，S。％a cohen，G。％a ramsay，A.％a dinwiddie，r.％.00105402％j j欧洲呼吸杂志％p 182-185％v 22％n 1％u //www.qdcxjkg.com/content/content/erj/erj/22/22/182.full.pdf