title: [Advances in serum tumor markers of lung cancer.].
authors: Department of Cellular and Molecular Biology, Beijing Tuberculosis and Thoracic Tumor Research Institute, Beijing 101149, China. zhenghua022@yahoo.com.cn.
authors: Hua
authors: H
authors: Zheng
authors: Wentao
authors: W
authors: Yue
authors: Yunzhong
authors: Y
authors: Zhu