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.
Dvorak MF, Fisher C, Boyd M, Johnson M, Greenhow R, Oxland TR.Dvorak MF, et al. Among authors: boyd m.Spine (Phila Pa 1976). 2003 Feb 1;28(3):E54-60. doi: 10.1097/01.BRS.0000042237.97483.7B.Spine (Phila Pa 1976). 2003.PMID: 12567042
Johnson MG, Fisher CG, Boyd M, Pitzen T, Oxland TR, Dvorak MF.Johnson MG, et al. Among authors: boyd m.Spine (Phila Pa 1976). 2004 Dec 15;29(24):2815-20. doi: 10.1097/01.brs.0000151088.80797.bd.Spine (Phila Pa 1976). 2004.PMID: 15599284
Keynan O, Fisher CG, O'Connell JX, Boyd M, Dvorak MF.Keynan O, et al. Among authors: boyd m.J Bone Joint Surg Am. 2005 Jan;87(1):172-6. doi: 10.2106/JBJS.C.01718.J Bone Joint Surg Am. 2005.PMID: 15634830No abstract available.
Keynan O, Fisher CG, Boyd MC, O'Connell JX, Dvorak MF.Keynan O, et al.Spine (Phila Pa 1976). 2005 Feb 15;30(4):E97-102. doi: 10.1097/01.brs.0000153396.39009.a3.Spine (Phila Pa 1976). 2005.PMID: 15706330