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.
Long Q, Xu XY, Ramnarine KV, Hoskins P.Long Q, et al. Among authors: xu xy.J Biomech. 2001 Oct;34(10):1229-42. doi: 10.1016/s0021-9290(01)00100-2.J Biomech. 2001.PMID: 11522303
Lee KW, Xu XY.Lee KW, et al. Among authors: xu xy.Med Eng Phys. 2002 Nov;24(9):575-86. doi: 10.1016/s1350-4533(02)00048-6.Med Eng Phys. 2002.PMID: 12376044
Augst AD, Barratt DC, Hughes AD, Thom SA, Xu XY.Augst AD, et al. Among authors: xu xy.Proc Inst Mech Eng H. 2003;217(5):393-403. doi: 10.1243/095441103770802568.Proc Inst Mech Eng H. 2003.PMID: 14558652