| Coding algorithms for defining comorbidities in ICD-9-CM and ICD-10 administrative data H Quan, V Sundararajan, P Halfon, A Fong, B Burnand, JC Luthi, ... Medical care 43 (11), 1130-1139, 2005 | 9642 | 2005 |
| Increasing incidence and prevalence of the inflammatory bowel diseases with time, based on systematic review NA Molodecky, S Soon, DM Rabi, WA Ghali, M Ferris, G Chernoff, ... Gastroenterology 142 (1), 46-54. e42, 2012 | 5943 | 2012 |
| The Canadian Adverse Events Study: the incidence of adverse events among hospital patients in Canada GR Baker, PG Norton, V Flintoft, R Blais, A Brown, J Cox, E Etchells, ... Cmaj 170 (11), 1678-1686, 2004 | 3463 | 2004 |
| New ICD-10 version of the Charlson comorbidity index predicted in-hospital mortality V Sundararajan, T Henderson, C Perry, A Muggivan, H Quan, WA Ghali Journal of clinical epidemiology 57 (12), 1288-1294, 2004 | 2269 | 2004 |
| Physician wellness: a missing quality indicator JE Wallace, JB Lemaire, WA Ghali The lancet 374 (9702), 1714-1721, 2009 | 1960 | 2009 |
| Association of alcohol consumption with selected cardiovascular disease outcomes: a systematic review and meta-analysis PE Ronksley, SE Brien, BJ Turner, KJ Mukamal, WA Ghali Bmj 342, d671, 2011 | 1931 | 2011 |
| Active smoking and the risk of type 2 diabetes: a systematic review and meta-analysis C Willi, P Bodenmann, WA Ghali, PD Faris, J Cornuz Jama 298 (22), 2654-2664, 2007 | 1890 | 2007 |
| D-Dimer for the Exclusion of Acute Venous Thrombosis and Pulmonary Embolism: A Systematic Review PD Stein, RD Hull, KC Patel, RE Olson, WA Ghali, R Brant, RK Biel, ... Annals of internal medicine 140 (8), 589-602, 2004 | 1237 | 2004 |
| Effect of alcohol consumption on biological markers associated with risk of coronary heart disease: systematic review and meta-analysis of interventional studies SE Brien, PE Ronksley, BJ Turner, KJ Mukamal, WA Ghali Bmj 342, 2011 | 927 | 2011 |
| Exploring physician specialist response rates to web-based surveys CT Cunningham, H Quan, B Hemmelgarn, T Noseworthy, CA Beck, ... BMC medical research methodology 15, 1-8, 2015 | 919 | 2015 |
| Restricting the use of antibiotics in food-producing animals and its associations with antibiotic resistance in food-producing animals and human beings: a systematic review and … KL Tang, NP Caffrey, DB Nóbrega, SC Cork, PE Ronksley, HW Barkema, ... The Lancet Planetary Health 1 (8), e316-e327, 2017 | 875 | 2017 |
| Assessing validity of ICD‐9‐CM and ICD‐10 administrative data in recording clinical conditions in a unique dually coded database H Quan, B Li, L Duncan Saunders, GA Parsons, CI Nilsson, A Alibhai, ... Health services research 43 (4), 1424-1441, 2008 | 871 | 2008 |
| Dealing with missing data in a multi-question depression scale: a comparison of imputation methods FM Shrive, H Stuart, H Quan, WA Ghali BMC medical research methodology 6, 1-10, 2006 | 832 | 2006 |
| Why do patients with atrial fibrillation not receive warfarin? TJ Bungard, WA Ghali, KK Teo, FA McAlister, RT Tsuyuki Archives of internal medicine 160 (1), 41-46, 2000 | 809 | 2000 |
| Validity of information on comorbidity derived from ICD-9-CCM administrative data H Quan, GA Parsons, WA Ghali Medical care 40 (8), 675-685, 2002 | 691 | 2002 |
| Comparison of the Elixhauser and Charlson/Deyo methods of comorbidity measurement in administrative data DA Southern, H Quan, WA Ghali Medical care 42 (4), 355-360, 2004 | 650 | 2004 |
| A comprehensive view of sex-specific issues related to cardiovascular disease L Pilote, K Dasgupta, V Guru, KH Humphries, J McGrath, C Norris, D Rabi, ... Cmaj 176 (6), S1-S44, 2007 | 644 | 2007 |
| Cost analysis of ongoing care of patients with end-stage renal disease: the impact of dialysis modality and dialysis access H Lee, B Manns, K Taub, WA Ghali, S Dean, D Johnson, C Donaldson American Journal of Kidney Diseases 40 (3), 611-622, 2002 | 595 | 2002 |
| Adapting the Charlson Comorbidity Index for use in patients with ESRD BR Hemmelgarn, BJ Manns, H Quan, WA Ghali American Journal of Kidney Diseases 42 (1), 125-132, 2003 | 553 | 2003 |
| Early risk of stroke after transient ischemic attack: a systematic review and meta-analysis CM Wu, K McLaughlin, DL Lorenzetti, MD Hill, BJ Manns, WA Ghali Archives of internal medicine 167 (22), 2417-2422, 2007 | 532 | 2007 |
