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.
Jiao Z, Zhuang G, Zhou C, Xu Y, Liang X, Li L, Deng M.Jiao Z, et al. Among authors: xu y.Zhonghua Fu Chan Ke Za Zhi. 2002 Apr;37(4):223-6.Zhonghua Fu Chan Ke Za Zhi. 2002.PMID: 12133416Chinese.
Wang Q, Zhuang G, Zhou C, Li J, Zhang M, Xu Y, Shu Y.Wang Q, et al. Among authors: xu y.Zhonghua Fu Chan Ke Za Zhi. 2002 Dec;37(12):723-5.Zhonghua Fu Chan Ke Za Zhi. 2002.PMID: 12622914Chinese.
Liu Y, Zhou C, Xu Y, Fang C, Zhang M.Liu Y, et al. Among authors: xu y.Fertil Steril. 2009 Apr;91(4 Suppl):1355-7. doi: 10.1016/j.fertnstert.2008.03.054.Fertil Steril. 2009.PMID: 18675415Free article.
Xing W, Zhou C, Bian J, Montag M, Xu Y, Li Y, Li T.Xing W, et al. Among authors: xu y.Reprod Biol Endocrinol. 2010 May 11;8:42. doi: 10.1186/1477-7827-8-42.Reprod Biol Endocrinol. 2010.PMID: 20459796Free PMC article.
Zhong Y, Li J, Ying Y, Wu H, Zhou C, Xu Y, Wang Q, Li J, Shen X.Zhong Y, et al. Among authors: xu y.Biomed Pap Med Fac Univ Palacky Olomouc Czech Repub. 2012 Jun;156(2):159-63. doi: 10.5507/bp.2012.044.Biomed Pap Med Fac Univ Palacky Olomouc Czech Repub. 2012.PMID: 22837137Free article.
Zhong Y, Li J, Wu H, Ying Y, Liu Y, Zhou C, Xu Y, Shen X, Qi Q.Zhong Y, et al. Among authors: xu y.Exp Ther Med. 2012 Sep;4(3):415-418. doi: 10.3892/etm.2012.610. Epub 2012 Jun 14.Exp Ther Med. 2012.PMID: 23181110Free PMC article.