Scientific debate continues about cause of Tony Gwynn's cancer
Opinion: Tony Gwynn was my dad. Nine years after cancer stole him, I still work to end the disease. - The San Diego Union-Tribune
Tony Gwynn: An Appreciation
Time to spit out chewing tobacco for good in Major League Baseball
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Tony Gwynn suspects his cancer comes from chewing tobacco
Tony Gwynn reveals cancer, treatments
Why didn't baseball players hit many home runs per season before Babe Ruth? - Quora
A Tribute to Tony Gwynn - The Slugger's Son Talks About Oral Cancer
Tony Gwynn on medical leave because of ongoing cancer treatments - Los Angeles Times
30th Annual North American Skull Base Society National Meeting
Baseball Hall Of Famer Tony Gwynn's family sues tobacco industry over his death from cancer
Former Padres star Tony Gwynn returns after facing cancer - ESPN