1. Using existing systematic reviews in complex systematic reviews;Whitlock;Ann Intern Med,2008
2. Using existing systematic reviews to replace de novo processes in conducting comparative effectiveness reviews;White,2009
3. Integration of existing systematic reviews;Robinson,2014
4. Integration of existing systematic reviews into new reviews: identification of guidance needs;Robinson;Syst Rev,2014
5. Integrating bodies of evidence: existing systematic reviews and primary studies;Robinson,2015