％0期刊文章％schreter，I.％a kristian，P.％a tkacova，R。％肥胖和流感患者的肺炎风险，2011％d 2011％r 10.1183/09031936.00188610％1298％v 37％n 5％u //www.qdcxjkg.com/content/erj/37/37/5/1298.full.pdf