[Systematic reviews and metaanalysis: are the best evidence?].
Letelier
Luz María
LM
Unidad de Medicina Basada en Evidencia, Departamento de Medicina Interna, Pontifica Universidad Católica de Chile, Chile. lmletel@med.puc.cl
Manríquez
Juan J
JJ
Rada
Gabriel
G
D019317:Evidence-Based Medicine / Q000592:standards; D006801:Humans; D015201:Meta-Analysis as Topic; D015203:Reproducibility of Results; D012196:Review Literature as Topic