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.
Li DY, Zhao K, Zhou JF, Chen P, Li W.Li DY, et al. Among authors: chen p.Biomed Environ Sci. 2004 Dec;17(4):442-51.Biomed Environ Sci. 2004.PMID: 15745249
Xie B, Zhou JF, Lu Q, Li CJ, Chen P.Xie B, et al. Among authors: chen p.Biomed Environ Sci. 2002 Mar;15(1):48-57.Biomed Environ Sci. 2002.PMID: 12046548
Xiang MX, Liu D, Chen P, Lu JS.Xiang MX, et al. Among authors: chen p.Zhejiang Da Xue Xue Bao Yi Xue Ban. 2003 Apr;32(2):126-30. doi: 10.3785/j.issn.1008-9292.2003.02.011.Zhejiang Da Xue Xue Bao Yi Xue Ban. 2003.PMID: 12734937Chinese.
Hua JY, Zhang ZC, Jiang XH, He YZ, Chen P.Hua JY, et al. Among authors: chen p.Zhejiang Da Xue Xue Bao Yi Xue Ban. 2012 May;41(3):298-304.Zhejiang Da Xue Xue Bao Yi Xue Ban. 2012.PMID: 22723165Chinese.
Li XC, Chen P, Zhu YL.Li XC, et al. Among authors: chen p.Zhejiang Da Xue Xue Bao Yi Xue Ban. 2002 Aug;31(5):321-325. doi: 10.3785/j.issn.1008-9292.2002.05.003.Zhejiang Da Xue Xue Bao Yi Xue Ban. 2002.PMID: 12601877Chinese.