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.
Guo RP, Zhong C, Shi M, Zhang CQ, Wei W, Zhang YQ, Li JQ.Guo RP, et al.Zhonghua Zhong Liu Za Zhi. 2006 Apr;28(4):285-8.Zhonghua Zhong Liu Za Zhi. 2006.PMID: 16875630Chinese.
Su XK, Zhang CQ, Guo RP, Chen MS, Ling XJ, Shi M, Zheng Y, Li JQ.Su XK, et al. Among authors: guo rp.Ai Zheng. 2002 Sep;21(9):994-7.Ai Zheng. 2002.PMID: 12508549Chinese.
Shi M, Zhang C, Feng K, Zhang Y, Chen M, Guo R, Lin X, Li J.Shi M, et al.Zhonghua Zhong Liu Za Zhi. 2002 May;24(3):257-60.Zhonghua Zhong Liu Za Zhi. 2002.PMID: 12515620Chinese.
Yuan YF, Li BK, Li JQ, Zhang YQ, Guo RP, Lin XJ, Li GH.Yuan YF, et al. Among authors: guo rp.Ai Zheng. 2004 Jul;23(7):821-4.Ai Zheng. 2004.PMID: 15248920Chinese.
Chen MS, Li JQ, Liang HH, Lin XJ, Guo RP, Zheng Y, Zhang YQ.Chen MS, et al. Among authors: guo rp.Zhonghua Yi Xue Za Zhi. 2005 Jan 12;85(2):80-3.Zhonghua Yi Xue Za Zhi. 2005.PMID: 15774210Clinical Trial.Chinese.