An official website of the United States government
The .gov means it’s official.
Federal government websites often end in .gov or .mil. Before
sharing sensitive information, make sure you’re on a federal
government site.
The site is secure.
The https:// ensures that you are connecting to the
official website and that any information you provide is encrypted
and transmitted securely.
Xu W, Dai Q, Ruan Z, Cheng J, Jin F, Shu X.Xu W, et al. Among authors: cheng j.Zhonghua Liu Xing Bing Xue Za Zhi. 2002 Oct;23(5):347-51.Zhonghua Liu Xing Bing Xue Za Zhi. 2002.PMID: 12482364Chinese.
Yu H, Jin F, Shu XO, Li BD, Dai Q, Cheng JR, Berkel HJ, Zheng W.Yu H, et al. Among authors: cheng jr.Cancer Epidemiol Biomarkers Prev. 2002 Aug;11(8):705-12.Cancer Epidemiol Biomarkers Prev. 2002.PMID: 12163322
Gao J, Xiang YB, Xu WH, Cheng JR, Cai QY, Shu XO, Gao YT.Gao J, et al. Among authors: cheng jr.Zhonghua Zhong Liu Za Zhi. 2007 Apr;29(4):266-9.Zhonghua Zhong Liu Za Zhi. 2007.PMID: 17760252Chinese.
Xu WH, Long JR, Zheng W, Ruan ZX, Cai Q, Cheng JR, Xiang YB, Shu XO.Xu WH, et al.Cancer. 2009 Jun 15;115(12):2693-700. doi: 10.1002/cncr.24289.Cancer. 2009.PMID: 19382201Free PMC article.