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.
Shan XM, Hu J, Zhu LR.Shan XM, et al.Beijing Da Xue Xue Bao Yi Xue Ban. 2010 Apr 18;42(2):231-3.Beijing Da Xue Xue Bao Yi Xue Ban. 2010.PMID: 20396371Free article.Chinese.
Hu J, Zhu LR, Liao QP.Hu J, et al.Beijing Da Xue Xue Bao Yi Xue Ban. 2010 Apr 18;42(2):155-8.Beijing Da Xue Xue Bao Yi Xue Ban. 2010.PMID: 20396355Free article.Chinese.
Hu J, Jiao X, Yang Z, Cui H, Guo H, Wu Y, Zhu L.Hu J, et al. Among authors: zhu l.J Obstet Gynaecol. 2017 Nov;37(8):1065-1069. doi: 10.1080/01443615.2017.1323198. Epub 2017 Jun 20.J Obstet Gynaecol. 2017.PMID: 28631536
Wen HW, Huang WP, Liu TY, Ma K, Tao X, Zhu LR, Liao QP.Wen HW, et al.Zhonghua Fu Chan Ke Za Zhi. 2013 Dec;48(12):920-4.Zhonghua Fu Chan Ke Za Zhi. 2013.PMID: 24495686Chinese.