TY  - BOOK
AU  - Egger,M
AU  - Smith,G D
AU  - Altman,D
TI  - Systematic reviews in health care:  meta-analysis in context / 
SN  - 072791488X
PY  - 2001///
CY  - London : 
PB  - BMJ Publishing Group, 
KW  - Systematic reviews
KW  - Meta-analysis
KW  - Evidence based practice
KW  - Methods
KW  - Research
KW  - Health needs assessment
ER  -