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 CQ, Wang Y, Huang JF, Zhang H.Liu CQ, et al. Among authors: zhang h.J Theor Biol. 1991 Jan 21;148(2):145-55. doi: 10.1016/s0022-5193(05)80338-8.J Theor Biol. 1991.PMID: 2016887
Shi Y, Zhang H, Du X, Zhang M, Yin Y, Zhou C, Song S, Fu X, Li S, Liu Y, Li H, Li X, Wu X, Zhu Y.Shi Y, et al. Among authors: zhang m, zhang h.J Tradit Chin Med. 1999 Sep;19(3):166-72.J Tradit Chin Med. 1999.PMID: 10921143Clinical Trial.
Mi ZG, Yang XF, Liang XZ, Liu HY, Liu SY, Zhang H, Wang DW, Liu C.Mi ZG, et al. Among authors: zhang h.Asian J Androl. 2001 Mar;3(1):67-70.Asian J Androl. 2001.PMID: 11250797
Yang D, Li S, Wang H, Li X, Liu S, Han W, Hao J, Zhang H.Yang D, et al. Among authors: zhang h.Zhonghua Wai Ke Za Zhi. 1999 Aug;37(8):464-5.Zhonghua Wai Ke Za Zhi. 1999.PMID: 11829890Clinical Trial.Chinese.