Mark Duper (English Wikipedia)

Analysis of information sources in references of the Wikipedia article "Mark Duper" in English language version.

refsWebsite

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131^st place

cbssports.com

Feldman, Bruce (November 8, 2013). "Duper latest ex-NFL star to test positive for signs of CTE". CBS Sports. Retrieved November 8, 2013.

upi.com

"Dolphins release Duper".