3Bombarda S, Figueiredo CM, Seiscento M, et .al. Pulmonary tubereulosis:tomographic evaluation in the active and post- treatment phases. Sao Paulo Med J, 2003,121 : 198-202.
4Okada F, Ando Y, Yoshitake S, et al. Clinical/pathologic correlations in 553 patients with primary centrilobular findings on high-resolution CT scan of the thorax. Chest, 2007,132 : 1939-1948.
5Rossi SE, Franquet T, Volpacchio M, et al. Tree-in-bud pattern at thin-section CT of the lungs:radiologic-pathologic overview. Radiographies, 2005,25 : 789-801.
6Raniga S,Parikh N,Arora A. Is HRCT reliable in determining disease activity in pulmonary tuberculosis[J].Indian J Radiol Imaging,2006,(02):221-228.