TY  - RPRT
TI  - [Meta-analysis in epidemiology (2): quantitative methods].
AU  - M Delgado Rodríguez
AU  - M Sillero Arenas
AU  - R Gálvez Vargas
DO  - 10.1016/s0213-9111(92)71090-5
UR  - https://pubmed.ncbi.nlm.nih.gov/1512130/
ID  - 1512130
ER  -