Recommendations for examining and interpreting funnel plot asymmetry in meta-analyses of randomised controlled trials JAC Sterne, AJ Sutton, JPA Ioannidis, N Terrin, DR Jones, J Lau, ... Bmj 343, 2011 | 5905 | 2011 |
Mendelian randomization: using genes as instruments for making causal inferences in epidemiology DA Lawlor, RM Harbord, JAC Sterne, N Timpson, G Davey Smith Statistics in medicine 27 (8), 1133-1163, 2008 | 3387 | 2008 |
A modified test for small‐study effects in meta‐analyses of controlled trials with binary endpoints RM Harbord, M Egger, JAC Sterne Statistics in medicine 25 (20), 3443-3457, 2006 | 1944 | 2006 |
Metan: fixed-and random-effects meta-analysis RJ Harris, JJ Deeks, DG Altman, MJ Bradburn, RM Harbord, JAC Sterne The Stata Journal 8 (1), 3-28, 2008 | 1117 | 2008 |
Meta-regression in Stata RM Harbord, JPT Higgins The Stata Journal 8 (4), 493-519, 2008 | 964 | 2008 |
Analysing and presenting results P Macaskill, C Gatsonis, JJ Deeks, RM Harbord, Y Takwoingi Cochrane handbook for systematic reviews of diagnostic test accuracy, 2010 | 867 | 2010 |
Using multiple genetic variants as instrumental variables for modifiable risk factors TM Palmer, DA Lawlor, RM Harbord, NA Sheehan, JH Tobias, ... Statistical methods in medical research 21 (3), 223-242, 2012 | 802 | 2012 |
A unification of models for meta-analysis of diagnostic accuracy studies RM Harbord, JJ Deeks, M Egger, P Whiting, JAC Sterne Biostatistics 8 (2), 239-251, 2007 | 738 | 2007 |
Funnel plots in meta-analysis JAC Sterne, RM Harbord The stata journal 4 (2), 127-141, 2004 | 636 | 2004 |
Clustered environments and randomized genes: a fundamental distinction between conventional and genetic epidemiology GD Smith, DA Lawlor, R Harbord, N Timpson, I Day, S Ebrahim PLoS medicine 4 (12), e352, 2007 | 525 | 2007 |
Metandi: meta-analysis of diagnostic accuracy using hierarchical logistic regression RM Harbord, P Whiting The Stata Journal 9 (2), 211-229, 2009 | 433 | 2009 |
C-reactive protein and its role in metabolic syndrome: mendelian randomisation study NJ Timpson, DA Lawlor, RM Harbord, TR Gaunt, INM Day, LJ Palmer, ... The Lancet 366 (9501), 1954-1959, 2005 | 430 | 2005 |
Cochrane handbook for systematic reviews of diagnostic test accuracy P Macaskill, C Gatsonis, J Deeks, R Harbord, Y Takwoingi Version 9 (0), 2010 | 425 | 2010 |
Alcohol intake and blood pressure: a systematic review implementing a Mendelian randomization approach L Chen, G Davey Smith, RM Harbord, SJ Lewis PLoS medicine 5 (3), e52, 2008 | 414 | 2008 |
No role for quality scores in systematic reviews of diagnostic accuracy studies P Whiting, R Harbord, J Kleijnen BMC medical research methodology 5, 1-9, 2005 | 381 | 2005 |
C-reactive protein levels and body mass index: elucidating direction of causation through reciprocal Mendelian randomization NJ Timpson, BG Nordestgaard, RM Harbord, J Zacho, TM Frayling, ... International journal of obesity 35 (2), 300-308, 2011 | 356 | 2011 |
Updated tests for small-study effects in meta-analyses RM Harbord, RJ Harris, JAC Sterne The Stata Journal 9 (2), 197-210, 2009 | 346 | 2009 |
Instrumental variable estimation of causal risk ratios and causal odds ratios in Mendelian randomization analyses TM Palmer, JAC Sterne, RM Harbord, DA Lawlor, NA Sheehan, S Meng, ... American journal of epidemiology 173 (12), 1392-1403, 2011 | 318 | 2011 |
Association of C-reactive protein with blood pressure and hypertension: life course confounding and mendelian randomization tests of causality GD Smith, DA Lawlor, R Harbord, N Timpson, A Rumley, GDO Lowe, ... Arteriosclerosis, thrombosis, and vascular biology 25 (5), 1051-1056, 2005 | 299 | 2005 |
Systematic review: accuracy of anti–citrullinated peptide antibodies for diagnosing rheumatoid arthritis PF Whiting, N Smidt, JAC Sterne, R Harbord, A Burton, M Burke, ... Annals of internal medicine 152 (7), 456-464, 2010 | 286 | 2010 |