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.
Cheng H, Hu FL, Zhang GX, Shi RH, Du YQ, Li ZS, Han W, Li YQ, Wu QD, Qian KD.Cheng H, et al.Zhonghua Yi Xue Za Zhi. 2010 Jan 12;90(2):79-82.Zhonghua Yi Xue Za Zhi. 2010.PMID: 20356486Clinical Trial.Chinese.
Gao W, Cheng H, Hu FL, Lü NH, Xie Y, Sheng JQ, Xu JM, Zhang LX, Zhang L, Chen Y, Zhang ZY, Zhang GX, Cui MH, Yang GB, Gao HJ, Yang L.Gao W, et al.Zhonghua Yi Xue Za Zhi. 2012 Aug 14;92(30):2108-12.Zhonghua Yi Xue Za Zhi. 2012.PMID: 23158273Clinical Trial.Chinese.
Zhu Y, Zhou X, Wu J, Su J, Zhang G.Zhu Y, et al. Among authors: zhang g.Gastroenterol Res Pract. 2014;2014:481365. doi: 10.1155/2014/481365. Epub 2014 Jan 14.Gastroenterol Res Pract. 2014.PMID: 24550981Free PMC article.