- Billy Joel’s ex Christie Brinkley breaks silence on his brain disorder diagnosis New York Post
- Billy Joel cancels tour dates after diagnosis. What to know about the brain condition NPR
- Billy Joel’s Ex Christie Brinkley Speaks Out After His Health Diagnosis: ‘You’re Our Piano Man’ People.com
- Billy Joel cancels shows due to a brain disorder. Here’s what to know. The Washington Post
- What is Normal Pressure Hydrocephalus, the Disorder Billy Joel Was Diagnosed With? The New York Times