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Wikipedia: Undisputed championship (boxing)

Anchor text: Rules for IBF, USBA & Intercontinental Championship and Elimination Bouts

Wikipedia: Professional boxing

Anchor text: Official list of current IBF champions

Wikipedia: List of IBF world champions

Anchor text: United States Boxing Association Ratings

Wikipedia: Nick Kisner

Anchor text: Weigh-In Ceremonies

Wikipedia: Weight class (boxing)

Anchor text: Rules governing championship contests

Wikipedia: World heavyweight boxing championship records and statistics

Anchor text: IBF Ratings

Wikipedia: Carson Jones

Anchor text: History of IBF

Wikipedia: Daniella Smith

Anchor text: World Ranking

Wikipedia: David Tua vs Shane Cameron

Anchor text: IBF regulations on mandatory challengers

Wikipedia: Mandatory challenger