A's 1st baseman Matt Olson undergoes hand surgery
A's standout Matt Chapman undergoes surgery – Daily Democrat
Matt Olson (Born 1994) He made his major league debut for the Athletics in 2016.
Oakland Athletics: A's back in MLB playoff picture - Sports Illustrated
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A's Matt Olson has hand surgery, will miss opening of season
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Matt Olson leaves game after HBP on hand
Oakland A's Matt Olson wins 2020 Fielding Bible award at first base - Athletics Nation