PT  - JOURNAL ARTICLE
AU  - Ioannidis, John PA
TI  - Integration of evidence from multiple meta-analyses: a primer on umbrella reviews, treatment networks and multiple treatments meta-analyses
AID  - 10.1503/cmaj.081086
DP  - 2009 Aug 04
TA  - Canadian Medical Association Journal
4099  - http://www.cmaj.ca/content/early/2009/08/04/cmaj.081086.short
4100  - http://www.cmaj.ca/content/early/2009/08/04/cmaj.081086.full