Electronic searches
We searched the following electronic databases:
• the Cochrane Wounds Group Specialised Register (searched
9 September 2011);
• the Cochrane Central Register of Controlled Trials
(CENTRAL) (The Cochrane Library 2011, Issue 3);
• Ovid MEDLINE (2005 to August Week 5 2011);
• Ovid MEDLINE (In-Process & Other Non-Indexed
Citations 8 September 2011);
• Ovid EMBASE (2008 to 2011 Week 35);