Akgun Metin, Ucar Elif Yilmazel, Araz Omer, Parker John E
Department of Pulmonary Diseases, School of Medicine, Ataturk University, Erzurum, Turkey.
Department of Pulmonary Diseases, School of Medicine, Ataturk University, Erzurum, Turkey.
Chest. 2012 Mar;141(3):831. doi: 10.1378/chest.11-2558.