参考:欧米の状況
You Tube:Tinnitus
American Tinnitus Association : http://www.ata.org/
British Tinnitus Association : http://www.tinnitus.org.uk/
You Tube:Tinnitus
American Tinnitus Association : http://www.ata.org/
British Tinnitus Association : http://www.tinnitus.org.uk/