title: Bias in meta-analysis detected by a simple, graphical test. Graphical test is itself biased.
authors.forename: L
authors.initials: L
authors.lastname: Irwig
authors.forename: P
authors.initials: P
authors.lastname: Macaskill
authors.forename: G
authors.initials: G
authors.lastname: Berry
authors.forename: P
authors.initials: P
authors.lastname: Glasziou
mesh_terms: D015201:Meta-Analysis as Topic; D017594:Publication Bias; D012044:Regression Analysis; D012680:Sensitivity and Specificity