Education And Debate Systematic Reviews: Meta-analysis and its problems BMJ 1994; 309 doi: https://doi.org/10.1136/bmj.309.6957.789 (Published 24 September 1994) Cite this as: BMJ 1994;309:789 Article Related content Metrics Responses Peer review Related articles Editorial Rosiglitazone and implications for pharmacovigilance Published: 14 June 2007; BMJ 334 doi:10.1136/bmj.39245.502546.BE See more NHS unveils service to help GPs with burnout BMJ October 07, 2016, 355 i5459; DOI: https://doi.org/10.1136/bmj.i5459 CBT may help people who self harm, Cochrane review shows BMJ May 13, 2016, 353 i2687; DOI: https://doi.org/10.1136/bmj.i2687 “Informed choice” in a time of too much medicine—no panacea for ethical difficulties BMJ May 09, 2016, 353 i2230; DOI: https://doi.org/10.1136/bmj.i2230 Antidepressant use and cardiovascular risk: moving from emotive rhetoric towards evidence based care BMJ April 26, 2016, 353 i2145; DOI: https://doi.org/10.1136/bmj.i2145 Italy’s women are finding it harder to get abortions as number of pro-choice doctors fall BMJ April 15, 2016, 353 i2184; DOI: https://doi.org/10.1136/bmj.i2184 Cited by... Effect of reduction in brain amyloid levels on change in cognitive and functional decline in randomized clinical trials: an updated instrumental variable meta-analysisAbstract Fulltext PDF The usefulness and interpretation of systematic reviewsAbstract Fulltext PDF Rosiglitazone and implications for pharmacovigilanceAbstract Fulltext PDF Physiotherapy for patients with soft tissue shoulder disorders: a systematic review of randomised clinical trialsAbstract Fulltext PDF