APA
López-Encuentra A., Astudillo J., Cerezal J., Gonzalez-Aragoneses F., Novoa N. & Sánchez-Palencia A. (20050519). Prognostic value of chronic obstructive pulmonary disease in 2994 cases of lung cancer. : European journal of cardio-thoracic surgery : official journal of the European Association for Cardio-thoracic Surgery.
Chicago
López-Encuentra Angel, Astudillo Julio, Cerezal Jorge, Gonzalez-Aragoneses Federico, Novoa Nuria and Sánchez-Palencia Abel. 20050519. Prognostic value of chronic obstructive pulmonary disease in 2994 cases of lung cancer. : European journal of cardio-thoracic surgery : official journal of the European Association for Cardio-thoracic Surgery.
Harvard
López-Encuentra A., Astudillo J., Cerezal J., Gonzalez-Aragoneses F., Novoa N. and Sánchez-Palencia A. (20050519). Prognostic value of chronic obstructive pulmonary disease in 2994 cases of lung cancer. : European journal of cardio-thoracic surgery : official journal of the European Association for Cardio-thoracic Surgery.
MLA
López-Encuentra Angel, Astudillo Julio, Cerezal Jorge, Gonzalez-Aragoneses Federico, Novoa Nuria and Sánchez-Palencia Abel. Prognostic value of chronic obstructive pulmonary disease in 2994 cases of lung cancer. : European journal of cardio-thoracic surgery : official journal of the European Association for Cardio-thoracic Surgery. 20050519.