Clarke
2006
Clarke M, Hopewell S, Juszczak E, Eisinga A, Kjeldstrøm M. Compression
stockings for preventing deep vein thrombosis in airline passengers. Cochrane
Database of Systematic Reviews 2006, Issue 2. Art No: CD004002.
Deeks
2001
Deeks JJ, Altman DG. Effect measures for meta-analysis of trials with binary
outcomes. In: Egger M, Davey Smith G, Altman DG (editors). Systematic
Reviews in Health Care: Meta-analysis in Context (2nd edition). London
(UK): BMJ Publication Group, 2001.
Engels
2000
Engels EA, Schmid CH, Terrin N, Olkin I, Lau J. Heterogeneity and statistical
significance in meta-analysis: an empirical study of 125 meta-analyses.
Statistics in Medicine 2000; 19: 1707-1728.
GRADE
Working Group 2004
GRADE Working Group. Grading quality of evidence and strength of recommendations.
BMJ 2004; 328: 1490-1494.
Lewis
2001
Lewis S, Clarke M. Forest plots: trying to see the wood and the trees.
BMJ 2001; 322: 1479-1480.