| Date | Event | Description |
|---|---|---|
| 4 August 2009 | New search has been performed | This review updates the existing review "Umbilical artery catheters in the newborn: effects of catheter materials" published in the Cochrane Database of Systematic Reviews, Issue 1, 1999 (Barrington 1999). Updated search found no new trials. No changes to conclusions. |
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