title: "Uneasy science"--the pooling of heterogeneous data.
authors.forename: Paul G
authors.initials: PG
authors.lastname: McDonough
mesh_terms: D003627:Data Interpretation, Statistical; D005298:Fertility; D006801:Humans; D015201:Meta-Analysis as Topic; D015337:Multicenter Studies as Topic; D010506:Periodicals as Topic