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.
Yin X, Lu M, Liang L, Lai Y, Huang J, Li Z.Yin X, et al.Zhonghua Wai Ke Za Zhi. 2002 May;40(5):336-43.Zhonghua Wai Ke Za Zhi. 2002.PMID: 12133336Chinese.
Xie XY, Lü MD, Yin XY, Chen JW, Shen Q, Xu HX, Huang P, Huang JF.Xie XY, et al. Among authors: yin xy.Zhonghua Wai Ke Za Zhi. 2003 Jan;41(1):23-6.Zhonghua Wai Ke Za Zhi. 2003.PMID: 12760752Chinese.
Xu HX, Yin XY, Lu MD, Liu GJ, Xu ZF.Xu HX, et al. Among authors: yin xy.Ultrasound Med Biol. 2003 Jun;29(6):839-46. doi: 10.1016/s0301-5629(02)00775-5.Ultrasound Med Biol. 2003.PMID: 12837499