Journal of Clinical Epidemiology
Volume 59, Issue 8 , Pages 765-769, August 2006

Quality assessment of observational studies is not commonplace in systematic reviews

Primary Care Sciences Research Centre, Keele University, Keele University, Keele, Staffordshire ST5 5BG, United Kingdom

Accepted 12 December 2005. published online 28 May 2006.

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PII: S0895-4356(06)00026-6

doi:10.1016/j.jclinepi.2005.12.010

Journal of Clinical Epidemiology
Volume 59, Issue 8 , Pages 765-769, August 2006

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