Credits and documentation references

Credits and documentation references

http://orthoinfo.aaos.org
http://www.spine-health.com
http://www.sofcot.fr
http://www.aana.org
http://www.aaos.org
http://www.spine.org
http://www.pptandfitness.com
http://www.arthritisresearchuk.org
www.orthoassociates.com
http://www.csp.org.uk
http://www.allinahealth.org
http://www.orthop.washington.edu
https://www.nlm.nih.gov
https://www.ucsfhealth.org
www.billrobertsonmd.com
www.southshoreorthopedics.com
https://www.rnoh.nhs.uk
http://www.epainassist.com
http://www.mikereinold.com
http://www.physio-pedia.com
https://www.verywell.com
http://www.sportsinjuryclinic.net
http://www.understandspinesurgery.com
http://www.livestrong.com
http://umm.edu
http://www.mayfieldclinic.com
https://www.youtube.com