Heterogeneity in meta-analysis of data from epidemiologic studies: a commentary.
Colditz
G A
GA
Department of Health Policy and Management, Harvard University School of Public Health, Boston, MA 02115, USA.
Burdick
E
E
Mosteller
F
F
D004812:Epidemiologic Methods; D015201:Meta-Analysis as Topic; D008962:Models, Theoretical