TY  - RPRT
TI  - Meta-analysis: formulating, evaluating, combining, and reporting.
AU  - S L Normand
PY  - 1999
DO  - 10.1002/(sici)1097-0258(19990215)18:3<321::aid-sim28>3.0.co;2-p
UR  - https://pubmed.ncbi.nlm.nih.gov/10070677/
ID  - 10070677
ER  -