7Logan PM,Primack SL,Miller RR,et al.Invasive aspergillosis of the airways:radiographic,CT,and pathologic findings[J].Radiology,1994,193:383-388.
8Kim MJ,Lee KS,Kim J,et al.Crescent sign in invasive pulmonary aspergillosis:frequency and related CT and clinical factors[J].J Comput Assist Tomogr,2001,25:305-310.
9Horger M,Einsele H,Schumacher U,et al.Invasive pulmonary aspergillosis:frequency and meaning of the "hypodense sign" on unenhanced CT[J].British Journal of Radiology,2005,78:697-703.
10Brodoefel H,Vogel M,Hebart H,et al.Long-term CT follow-up in 40 non-HIV immunocompromised patients with invasive pulmonary aspergillosis:kinetics of CT morphology and correlation with clinical findings and outcome[J].AJR,2006,187:404-413.