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References
1.
Thompson SG
,
Pocock SJ
Can meta-analysis be trusted ? Lancet
1992 ; 338 : 1127 -30 .
2.
Stewart L.
,
Parmar Mkb.
Meta-analysis of the literature or of individual patient data: is there a difference?
Lancet
1993 ; 341 : 418 -22 .
