| Patterns of tobacco-related mortality among individuals diagnosed with schizophrenia, bipolar disorder, or depression RC Callaghan, S Veldhuizen, T Jeysingh, C Orlan, C Graham, G Kakouris, ... Journal of psychiatric research 48 (1), 102-110, 2014 | 287 | 2014 |
| Increased risk of Parkinson's disease in individuals hospitalized with conditions related to the use of methamphetamine or other amphetamine-type drugs RC Callaghan, JK Cunningham, J Sykes, SJ Kish Drug and alcohol dependence 120 (1-3), 35-40, 2012 | 283 | 2012 |
| Marijuana use and risk of lung cancer: a 40-year cohort study RC Callaghan, P Allebeck, A Sidorchuk Cancer Causes & Control 24, 1811-1820, 2013 | 239 | 2013 |
| Does stage-of-change predict dropout in a culturally diverse sample of adolescents admitted to inpatient substance-abuse treatment? A test of the Transtheoretical Model RC Callaghan, A Hathaway, JA Cunningham, LC Vettese, S Wyatt, ... Addictive behaviors 30 (9), 1834-1847, 2005 | 163 | 2005 |
| Methamphetamine use and schizophrenia: a population-based cohort study in California RC Callaghan, JK Cunningham, P Allebeck, T Arenovich, G Sajeev, ... American Journal of Psychiatry 169 (4), 389-396, 2012 | 155 | 2012 |
| Incidence of Parkinson's disease among hospital patients with methamphetamine‐use disorders RC Callaghan, JK Cunningham, G Sajeev, SJ Kish Movement Disorders 25 (14), 2333-2339, 2010 | 153 | 2010 |
| Gender differences in detoxification: predictors of completion and re-admission RC Callaghan, JA Cunningham Journal of substance abuse treatment 23 (4), 399-407, 2002 | 104 | 2002 |
| Prevalence of unassisted quit attempts in population-based studies: a systematic review of the literature SA Edwards, SJ Bondy, RC Callaghan, RE Mann Addictive behaviors 39 (3), 512-519, 2014 | 79 | 2014 |
| Cannabis use and incidence of testicular cancer: a 42-year follow-up of Swedish men between 1970 and 2011 RC Callaghan, P Allebeck, O Akre, KA McGlynn, A Sidorchuk Cancer Epidemiology, Biomarkers & Prevention 26 (11), 1644-1652, 2017 | 69 | 2017 |
| Alcohol use disorders and risk of Parkinson’s disease: findings from a Swedish national cohort study 1972–2008 AK Eriksson, S Löfving, RC Callaghan, P Allebeck BMC neurology 13, 1-6, 2013 | 68 | 2013 |
| Alcohol-or drug-use disorders and motor vehicle accident mortality: a retrospective cohort study RC Callaghan, JM Gatley, S Veldhuizen, S Lev-Ran, R Mann, M Asbridge Accident Analysis & Prevention 53, 149-155, 2013 | 68 | 2013 |
| Estimating the harms and costs of cannabis-attributable collisions in the Canadian provinces A Wettlaufer, RO Florica, M Asbridge, D Beirness, J Brubacher, ... Drug and Alcohol Dependence 173, 185-190, 2017 | 66 | 2017 |
| Brain dopamine neurone ‘damage’: methamphetamine users vs. Parkinson's disease–a critical assessment of the evidence SJ Kish, I Boileau, RC Callaghan, J Tong European Journal of Neuroscience 45 (1), 58-66, 2017 | 66 | 2017 |
| All-cause mortality among individuals with disorders related to the use of methamphetamine: a comparative cohort study RC Callaghan, JK Cunningham, M Verdichevski, J Sykes, SR Jaffer, ... Drug and alcohol dependence 125 (3), 290-294, 2012 | 63 | 2012 |
| Impact of US and Canadian precursor regulation on methamphetamine purity in the United States JK Cunningham, LM Liu, R Callaghan Addiction 104 (3), 441-453, 2009 | 61 | 2009 |
| The incidence of cardiovascular morbidity among patients with bipolar disorder: a population-based longitudinal study in Ontario, Canada RC Callaghan, A Khizar Journal of affective disorders 122 (1-2), 118-123, 2010 | 57 | 2010 |
| Risk factors associated with dropout and readmission among First Nations individuals admitted to an inpatient alcohol and drug detoxification program RC Callaghan Cmaj 169 (1), 23-27, 2003 | 57 | 2003 |
| Who consumes most of the cannabis in Canada? Profiles of cannabis consumption by quantity RC Callaghan, M Sanches, C Benny, T Stockwell, A Sherk, SJ Kish Drug and alcohol dependence 205, 107587, 2019 | 50 | 2019 |
| Does progressive stage transition mean getting better? A test of the Transtheoretical Model in alcoholism recovery RC Callaghan, L Taylor, JA Cunningham Addiction 102 (10), 1588-1596, 2007 | 50 | 2007 |
| Impacts of the minimum legal drinking age legislation on in‐patient morbidity in C anada, 1997–2007: a regression‐discontinuity approach RC Callaghan, M Sanches, JM Gatley Addiction 108 (9), 1590-1600, 2013 | 46 | 2013 |
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