| Eric O'Flaherty | P | 5/18/2013 | on 15-day DL | Torn ligament, left elbow |
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| B.J. Upton | CF | 5/13/2013 | day-to-day | Left game - Left shoulder contusion |
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| Jordan Walden | P | 5/12/2013 | on 15-day DL | Right shoulder inflammation |
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| Luis Ayala | P | 4/25/2013 | on 15-day DL | Anxiety disorder |
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| Blake DeWitt | 2B | 4/20/2013 | on 15-day DL | Lower back strain |
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| Cristhian Martinez | P | 4/7/2013 | on 15-day DL | Right shoulder strain |
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| Jonny Venters | P | 3/27/2013 | on 15-day DL | Sprained left elbow |
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| Brandon Beachy | P | 3/22/2013 | on 15-day DL | Recovery from right elbow surgery |
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