Does Kenley Jansen have heart problems? Red Sox closer's struggles with health issues uncovered
Why Dodgers closer Kenley Jansen won't pitch against the Rockies - Sports Illustrated
Kenley Jansen - Boston Red Sox Relief Pitcher - ESPN
Braves place closer Jansen on 15-Day IL due to heart condition
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Braves closer Kenley Jansen placed on injured list due to irregular heartbeat
Kenley Jansen to injured list with irregular heartbeat
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Kenley Jansen
Kenley Jansen - Boston Red Sox Relief Pitcher - ESPN
Should the Braves Be Looking For a New Closer?