作者单位:Unit of Thoracic Surgery, University of Parma, Italy[1]Laboratory of Industrial Toxicology, Department of Clinical Medicine, Nephrology and Health Sciences, University of Parma, via Gramsci 14, 43100 Parma, Italy[2]Pulmonary and Thoracic Endoscopy Unit, Azienda Ospedaliera di Parma, Parma, Italy[3]