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Correlation of Quality Measures With Estimates of Treatment Effect in Meta-analyses of Randomized Controlled Trials

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Should meta-analysts search Embase in addition to Medline?

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Impact of Selection Bias on Treatment Effect Size Estimates in Randomized Trials of Oral Health Interventions: A Meta-epidemiological Study

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Effect of Spirulina Supplementation on Systolic and Diastolic Blood Pressure: Systematic Review and Meta-Analysis of Randomized Controlled Trials

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