3.8  References

Chalmers 1994  
Chalmers I, Haynes B. Reporting, updating, and correcting systematic reviews of the effects of health care. BMJ 1994; 309: 862-865.

Chapman 2002  
Chapman A, Middleton P, Maddern G. Early updates of systematic reviews - a waster of resources?
Pushing the Boundaries: Fourth Symposium on Systematic Reviews, Oxford, 2002.

Moher 2006  
Moher D, Tsertsvadze A. Systematic reviews: when is an update an update? The Lancet 2006; 367: 881-883.

Moher 2007  
Moher D, Tsertsvadze A, Tricco AC, Eccles M, Grimshaw J, Sampson M, Barrowman N. A systematic review identified few methods and strategies describing when and how to update systematic reviews. Journal of Clinical Epidemiology 2007; 60: 1095-1104.

Moher 2008  
Moher D, Tsertsvadze A, Tricco AC, Eccles M, Grimshaw J, Sampson M, Barrowman N. When and how to update systematic reviews. Cochrane Database of Systematic Reviews 2008, Issue 1. Art No: MR000023.

Shea 2006  
Shea B, Boers M, Grimshaw JM, Hamel C, Bouter LM. Does updating improve the methodological and reporting quality of systematic reviews? BMC Medical Research Methodology 2006; 6: 27.

Shojania 2007a  
Shojania KG, Sampson M, Ansari MT, Ji J, Doucette S, Moher D. How quickly do systematic reviews go out of date? A survival analysis. Annals of Internal Medicine 2007; 147: 224-233.

Shojania 2007b  
Shojania KG, Sampson M, Ansari MT, Ji J, Garritty C, Rader T, Moher D. Updating Systematic Reviews. Technical Review No 16 (Prepared by the University of Ottawa Evidence-based Practice Center under Contract No 290-02-0017). Rockville (MD): Agency for Healthcare Research and Quality, 2007.