title: The pooling of data and statistical tests for heterogeneity.
authors: Stephan
authors: S
authors: Polterauer
authors: Gudrun
authors: G
authors: Brunnmayr
authors: Veronika
authors: V
authors: Seebacher
authors: Gülay
authors: G
authors: Alkan
authors: Sara
authors: S
authors: Daraei
authors: Wilfried
authors: W
authors: Feichtinger
mesh_terms: D000328:Adult; D000704:Analysis of Variance; D003627:Data Interpretation, Statistical; D005260:Female; D005307:Fertilization in Vitro / Q000379:methods / Q000706:statistics & numerical data; D006801:Humans; D015201:Meta-Analysis as Topic; D011247:Pregnancy; D047928:Premature Birth / Q000453:epidemiology; D011336:Probability