Former Detroit Tigers catcher Bill Freehan one of many ex-athletes feeling the long-term effects of concussions
Bill Freehan: A Legend and His Legacy - University of Michigan Athletics
The Players - Page 9 - Baseball History - MVP Mods
Obituary: Bill Freehan (1941-2021) – RIP Baseball
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Bill Freehan: A Legend and His Legacy - University of Michigan Athletics
Bill Freehan, longtime Detroit Tigers catcher and 11-time All-Star, dies at 79
The Players - Page 9 - Baseball History - MVP Mods
Elliott: 2016 Most Influential Canadians in Baseball — Canadian Baseball Network
Elliott: 2016 Most Influential Canadians in Baseball — Canadian Baseball Network
Bill Freehan: Legendary Tigers catcher, 11-time All-Star dies at 79 - Sports Illustrated