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.
Karhade AV, Bongers MER, Groot OQ, Cha TD, Doorly TP, Fogel HA, Hershman SH, Tobert DG, Srivastava SD, Bono CM, Kang JD, Harris MB, Schwab JH.Karhade AV, et al. Among authors: srivastava sd.Spine J. 2021 Oct;21(10):1635-1642. doi: 10.1016/j.spinee.2020.04.001. Epub 2020 Apr 12.Spine J. 2021.PMID: 32294557