| Prevalence and forms of cannabis use in legal vs. illegal recreational cannabis markets S Goodman, E Wadsworth, C Leos-Toro, D Hammond, ... International Journal of Drug Policy 76, 102658, 2020 | 162 | 2020 |
| Evaluating the impacts of cannabis legalization: the International Cannabis Policy Study D Hammond, S Goodman, E Wadsworth, V Rynard, C Boudreau, W Hall International Journal of Drug Policy 77, 102698, 2020 | 129 | 2020 |
| Availability, retail price and potency of legal and illegal cannabis in Canada after recreational cannabis legalisation S Mahamad, E Wadsworth, V Rynard, S Goodman, D Hammond Drug and alcohol review 39 (4), 337-346, 2020 | 115 | 2020 |
| Mobile phone ownership, usage and readiness to use by patients in drug treatment J Milward, E Day, E Wadsworth, J Strang, M Lynskey Drug and alcohol dependence 146, 111-115, 2015 | 104 | 2015 |
| How and why do smokers start using e-cigarettes? Qualitative study of vapers in London, UK E Wadsworth, J Neale, A McNeill, SC Hitchman International journal of environmental research and public health 13 (7), 661, 2016 | 66 | 2016 |
| Prevalence and modes of cannabis use among youth in Canada, England, and the US, 2017 to 2019 D Hammond, E Wadsworth, JL Reid, R Burkhalter Drug and alcohol dependence 219, 108505, 2021 | 65 | 2021 |
| International differences in patterns of cannabis use among youth: prevalence, perceptions of harm, and driving under the influence in Canada, England & United States E Wadsworth, D Hammond Addictive behaviors 90, 171-175, 2019 | 61 | 2019 |
| The International Cannabis Toolkit (iCannToolkit): a multidisciplinary expert consensus on minimum standards for measuring cannabis use V Lorenzetti, C Hindocha, K Petrilli, P Griffiths, J Brown, ... Addiction 117 (6), 1510-1517, 2022 | 59 | 2022 |
| Use and perceptions of cannabidiol products in Canada and in the United States S Goodman, E Wadsworth, G Schauer, D Hammond Cannabis and Cannabinoid Research 7 (3), 355-364, 2022 | 55 | 2022 |
| Trends in the use of cannabis products in Canada and the USA, 2018–2020: Findings from the International Cannabis Policy Study D Hammond, S Goodman, E Wadsworth, TP Freeman, B Kilmer, ... International Journal of Drug Policy 105, 103716, 2022 | 38 | 2022 |
| The dynamic environment of crypto markets: the lifespan of new psychoactive substances (NPS) and vendors selling NPS E Wadsworth, C Drummond, P Deluca Brain Sciences 8 (3), 46, 2018 | 37 | 2018 |
| Modes of delivery in concurrent nicotine and cannabis use (“co-use”) among youth: Findings from the International Tobacco Control (ITC) Survey DM Smith, C Miller, RJ O'Connor, LT Kozlowski, E Wadsworth, BV Fix, ... Substance abuse 42 (3), 339-347, 2021 | 33 | 2021 |
| Consumer perceptions of ‘legal’and ‘illegal’cannabis in US states with legal cannabis sales F Fataar, S Goodman, E Wadsworth, D Hammond Addictive behaviors 112, 106563, 2021 | 33 | 2021 |
| Differences in patterns of cannabis use among youth: Prevalence, perceptions of harm and driving under the influence in the USA where non‐medical cannabis markets have been … E Wadsworth, D Hammond Drug and alcohol review 37 (7), 903-911, 2018 | 32 | 2018 |
| Prevalence and use of cannabis products and routes of administration among youth and young adults in Canada and the United States: A systematic review E Wadsworth, S Craft, R Calder, D Hammond Addictive behaviors 129, 107258, 2022 | 31 | 2022 |
| Retail availability and legal purchases of dried flower in Canada post-legalization E Wadsworth, P Driezen, D Hammond Drug and Alcohol Dependence 225, 108794, 2021 | 30 | 2021 |
| Cannabis flower prices and transitions to legal sources after legalization in Canada, 2019–2020 E Wadsworth, P Driezen, RL Pacula, D Hammond Drug and Alcohol Dependence 231, 109262, 2022 | 28 | 2022 |
| A market on both “sides” of the law: The use of the hidden web for the sale of new psychoactive substances E Wadsworth, C Drummond, A Kimergård, P Deluca Human Psychopharmacology: Clinical and Experimental 32 (3), e2596, 2017 | 26 | 2017 |
| International Cannabis Policy Study t. Prevalence and forms of cannabis use in legal vs. illegal recreational cannabis markets S Goodman, E Wadsworth, C Leos-Toro, D Hammond Int J Drug Policy 76, 102658, 2020 | 25 | 2020 |
| Reasons for purchasing cannabis from illegal sources in legal markets: findings among Cannabis Consumers in Canada and US States, 2019–2020 S Goodman, E Wadsworth, D Hammond Journal of studies on alcohol and drugs 83 (3), 392-401, 2022 | 23 | 2022 |
