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.
Schipper IB, Steyerberg EW, Castelein RM, van der Heijden FH, den Hoed PT, Kerver AJ, van Vugt AB.Schipper IB, et al.J Bone Joint Surg Br. 2004 Jan;86(1):86-94.J Bone Joint Surg Br. 2004.PMID: 14765872Clinical Trial.
Ringburg AN, Frissen IN, Spanjersberg WR, Jel Gd, Frankema SP, Schipper IB.Ringburg AN, et al. Among authors: schipper ib.Air Med J. 2005 Nov-Dec;24(6):248-51. doi: 10.1016/j.amj.2005.08.002.Air Med J. 2005.PMID: 16314279