One of Biden’s ‘closest friends’ wants him to take a ‘complete neurological exam,’ president’s biographer reveals - New York Post
- One of Biden’s ‘closest friends’ wants him to take a ‘complete neurological exam,’ president’s biographer reveals New York Post
- Biden biographer: President’s close friend wants him to get neurological exam CNN
- What cognitive tests can show — and what they can’t The Associated Press
- White House releases letter from Biden's doctor after questions about Parkinson's specialist's White House visits CBS News
- What cognitive tests measure and could tell us about Biden and Trump The Washington Post