Harvard Health: Health Information and Medical Information :
https://www.health.harvard.edu/diseases-and-conditions/tinnitus
https://www.health.harvard.edu
National Institutes of Health (NIH)

https://www.nidcd.nih.gov/health/tinnitus

https://www.nih.gov

Webmd:

https://www.webmd.com/a-to-z-guides/understanding-tinnitus-basics

https://www.webmd.com

NHS inform

https://www.nhsinform.scot/illnesses-and-conditions/ears-nose-and-throat/tinnitus

https://www.nhsinform.scot

Mayo Clinic

https://www.mayoclinic.org/diseases-conditions/tinnitus/symptoms-causes/syc-20350156

https://www.mayoclinic.org

ATA- American Tinnitus Association

https://www.ata.org

Wikipedia

https://en.wikipedia.org/wiki/Tinnitus

https://en.wikipedia.org

ATA – What is Tinnitus?(you tube)

NIH- Journey of sound to the brain