67. Taøi lieäu tham khaûo:
1.William E Brant, Clyde A. Helm, Fundamentals of diagnostic radiology ,
Williams & Wilkins 1994
2.Meholic K Lofgren Fundamentals of chest radiology, W.B. Saunders
Company 1996
3. Wolfgang Dahnert, Radiology review manual, Williams & Wilkins 1996
4.Joseph. Lee, Stuart S Sagel, Computed body tomography with MRI
correlation, Williams & Wilkins 1994
5.David C Sabiston, Frank C Spencer, Surgery of the chest, W.B.
Saunders Company 1996