3Tada A,Kawai H,Matsumoto H,et al.Tumor markers in pleural effusion of patients with lung cancer and patients with tuberculous pleurisy[J].Nihon Kokyuki Gakkai Zasshi,2002,40(2):106-112.
4Ghayumi SM,Mehrabi S,Doroudchi M,et al.Diagnostic value of tumor markers for differentiating malignant and benign pleural effusions of Iranian patients[J].Pathol Oncol Res,2005,11(4):236-241.