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.
Dai HX, An JY, Li L, Huang C, Yan RS, Zhu SH, Ma YG, Song WM, Kan HD.Dai HX, et al. Among authors: kan hd.Huan Jing Ke Xue. 2019 Jan 8;40(1):24-32. doi: 10.13227/j.hjkx.201804201.Huan Jing Ke Xue. 2019.PMID: 30628256Chinese.
Kan HD, Chen BH, Jia J.Kan HD, et al.Zhonghua Liu Xing Bing Xue Za Zhi. 2003 Oct;24(10):863-7.Zhonghua Liu Xing Bing Xue Za Zhi. 2003.PMID: 14575595Chinese.