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.
Cao Y, Jiang Y, Chen Y, Tang S, Qin S, Zhao G, Xu L.Cao Y, et al. Among authors: qin s.Wei Sheng Wu Xue Bao. 2008 Jul;48(7):952-8.Wei Sheng Wu Xue Bao. 2008.PMID: 18837376Chinese.
Chen HH, Qin S, Lee JC, Kim CJ, Xu LH, Li WJ.Chen HH, et al. Among authors: qin s.Antonie Van Leeuwenhoek. 2009 Jan;95(1):47-53. doi: 10.1007/s10482-008-9286-3. Epub 2008 Oct 24.Antonie Van Leeuwenhoek. 2009.PMID: 18949575