8Chen Q, Goo JM, Seo JB, et al. Evaluation of tracheobronchial diseases:comparison of different imaging techniques[J]. Korean J Radiol, 2000, 1(3):135-141.
9Marilyn JS.Multiplanar and three-dimensional multi-detector row CT of thoracic vessels and airways in the pediatric population [J].Radiol, 2003, 229(3): 641-650.
10Boiselle PM, Reynolds KF, Ernst A.Multiplanar and three- dimensional imaging of the central airways with multidetector CT[J].AJR, 2002, 179(2):301- 308.