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.
Hutchison M, Mainwaring LM, Comper P, Richards DW, Bisschop SM.Hutchison M, et al.Clin J Sport Med. 2009 Jan;19(1):13-9. doi: 10.1097/JSM.0b013e318190ba06.Clin J Sport Med. 2009.PMID: 19124978
Churchill N, Hutchison M, Richards D, Leung G, Graham S, Schweizer TA.Churchill N, et al. Among authors: richards d.J Neurotrauma. 2017 Feb 15;34(4):765-771. doi: 10.1089/neu.2016.4531. Epub 2016 Jul 21.J Neurotrauma. 2017.PMID: 27246317
Hutchison MG, Mainwaring L, Senthinathan A, Churchill N, Thomas S, Richards D.Hutchison MG, et al. Among authors: richards d.J Head Trauma Rehabil. 2017 May/Jun;32(3):E38-E48. doi: 10.1097/HTR.0000000000000252.J Head Trauma Rehabil. 2017.PMID: 27603761