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.
Liu BX, Huang CJ, Liang DB.Liu BX, et al.Zhongguo Zhong Xi Yi Jie He Za Zhi. 2011 Oct;31(10):1349-54.Zhongguo Zhong Xi Yi Jie He Za Zhi. 2011.PMID: 22097203Clinical Trial.Chinese.