1) Hiraki T, Tajiri N, Mimura H, et al: Pneumothorax, pleural effusion and chest tube placement after radiofrequency ablation of lung tumors: incidence and risk factors. Radiology 241: 275-283,2006.
2) Nour-Eldin NE, Naguib NN, Saeed AS, et al: Risk factors involved in the development of pneumo-thorax during radiofrequency ablation of lung neo-plasms. AJR Am J Roentgenol 193: 43-48,2009.
3) Sakurai J, Hiraki T, Mukai T, et al: Intractable pneu-mothorax due to bronchopleural fistula after radio-frequency ablation of lung tumors. J Vasc Intery Radiol 18: 141-145,2007.
4) Hiraki T, Mimura H, Gobara H, et al: Two cases of needle tract seeding after percutaneous radiofre-quency ablation for lung cancer. J Vasc Intery Radiol 20: 415-418,2009.
5) Hiraki T, Gobara H, Mimura H, et al: Brachial nerve injury caused by percutaneous radiofrequency abla-tion of apical lung cancer: a report of four cases. J Vasc Intery Radiol 21: 1129-1133,2010.