Singh, Saurabh Kumar High levels of tumor markers in pleural fluid correlate with poor survival in patients with adenocarcinomatous or squamous malignant effusions. [electronic resource] - European journal of internal medicine Nov 2009 - e147 p. digital Publication Type: Comment; Letter ISSN: 1879-0828 Standard No.: 10.1016/j.ejim.2009.07.015 doi Subjects--Topical Terms: Adenocarcinoma--metabolismBiomarkers, Tumor--metabolismHumansPleural Effusion, Malignant--metabolismPleural Neoplasms--metabolism