2Ross C, Hussey DH, Edward C, et al. Analysis of movement of intrathoracic neoplasms using ultrafast computerized tomography. Int J Radiat Oncol Biol Phys, 1990, 18:671-677.
3Balter JM, Ten-Haken RK, Lawrence TS, et al. Uncertainties in CTbased radiation therapy treatment planning associated with patient breathing. Int J Radiat Oncol Biol Phys, 1996, 36:167-174.
4Ekberg L, Holmberg O, Wittgren L, et al. What margins should be added to the clinical target volume in radiotherapy treatment planning for lung cancer? Radiother Oncol, 1998,48:71-77.
5Mountain CF.Revision in the international system for staging lung cancer.Chest,1997,111:1710-1717.
7Noordijk EM,vd Poest CE,Hermans J,et al.Radiotherapy as an alternative to surgery in elderly patients with respectable lung cancer.Radiother Oncol,1988,13:83-89.
8Zhang HX,Yin WB,Zhang LJ,et al.Curative radiotherapy of early operable non-small cell lung cancer.Radiother Oncol,1989,14:89-94.