1. Meta-analysis: is moving the goal post the answer?
Matthias Egger, George Davey Smith, Jonathan AC Sterne 
The Lancet 
Volume 351, Issue 9114, (May 1998)
DOI: /S (05)
Copyright © 1998 Elsevier Ltd Terms and Conditions

2. Cumulative meta-analysis of trials of intravenous magnesium for suspected myocardial infarction, with stopping boundaries (2α=0·01)
Analysis of ten selected trials reported by Pogue and Yusuf1 (upper panel)and re-analysis with all 15 trials (lower panel). Trial 11 is ISIS-4. References 1–16 available from authors.
The Lancet  , DOI: ( /S (05) )
Copyright © 1998 Elsevier Ltd Terms and Conditions