Chewing tobacco in the MLB: Tony Gwynn wasn't the only one
Tony Gwynn's Family Sues Tobacco Industry, Seeking Recourse Over Fatal Habit - The New York Times
NYC Ban On Smokeless Tobacco Won't Help Without Culture Change - Metsmerized Online
Tony Gwynn's Death From Chewing Tobacco Saved Chris Sale's Life
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Examining the cancer that killed Tony Gwynn
Front and Center: Smokeless tobacco still a part of baseball but more awareness in recent years – Times Herald Online
Tony Gwynn's Family Sues Tobacco Industry, Seeking Recourse Over Fatal Habit - The New York Times
Chewing tobacco in the MLB: Tony Gwynn wasn't the only one
Gwynn is irreplaceable in the world of baseball
Time to spit out chewing tobacco for good in Major League Baseball
MLB - Tony Gwynn used fear as motivation - ESPN
Tony Gwynn's final days: Did tobacco kill Padres legend? - Sports Illustrated