Diagnostic utility of serum and pleural fluid carcinoembryonic antigen, and cytokeratin 19 fragments in patients with effusion from nonsmall cell lung cancer. Journal of Carcinogenesis, [S. l.], v. 14, n. 1, 2015. Disponível em: https://carcinogenesis.com/index.php/JOC/article/view/91. Acesso em: 6 dec. 2025.