Leung, Janni

Public health implications of legalising the production and sale of cannabis for medicinal and recreational use

Hall, W., Stjepanović, D., Caulkins, J., Lynskey, M., Leung, J., Campbell, G., & Degenhardt, L. (2019) · The Lancet

Cannabis and Cannabinoid ResearchGlobal Public Health Policies and Epidemiology

Cited by 357

Mental health, quality of life, wellbeing, loneliness and use of social media in a time of social distancing during the COVID-19 outbreak. A cross-country comparative study

Geirdal, A. Ø., Ruffolo, M., Leung, J., Thygesen, H., Price, D., Bonsaksen, T., & Schoultz, M. (2021) · Journal of Mental Health

COVID-19 and Mental HealthImpact of Technology on Adolescents

Cited by 217

Treatment rates for alcohol use disorders: A systematic review and meta-analysis

Mekonen, T., Chan, G. C. K., Connor, J., Hall, W., Hides, L., & Leung, J. (2021) · Addiction

Substance Abuse Treatment and OutcomesMental Health Treatment and Access

Cited by 207

Estimating the global treatment rates for depression: a systematic review and meta-analysis

Mekonen, T., Chan, G. C. K., Connor, J. P., Hides, L., & Leung, J. (2021) · Journal of Affective Disorders

Mental Health Treatment and AccessTreatment of Major Depression

Cited by 137

Metformin for clozapine associated obesity: a systematic review and meta-analysis

Siskind, D. J., Leung, J., Russell, A. W., Wysoczanski, D., & Kisely, S. (2016) · PLoS ONE

Schizophrenia research and treatmentPharmacology and Obesity Treatment

Cited by 122

The implementation and public health impacts of cannabis legalization in Canada: a systematic review

Hall, W., Stjepanović, D., Dawson, D., & Leung, J. (2023) · Addiction

Cannabis and Cannabinoid ResearchSubstance Abuse Treatment and Outcomes

Cited by 112

Prevalence of Adolescent Cannabis Vaping: A Systematic Review and Meta-analysis of US and Canadian Studies

Lim, C. C. W., Sun, T., Leung, J., Chung, J. Y. C., Gartner, C., Connor, J., Hall, W., Chiu, V., Stjepanović, D., & Chan, G. C. K. (2022) · JAMA Pediatrics

Smoking Behavior and CessationCannabis and Cannabinoid Research

Cited by 107

Establishing and Governing e-Mental Health Care in Australia: A Systematic Review of Challenges and A Call For Policy-Focussed Research.

Meurk, C., Leung, J., Hall, W., Head, B. W., & Whiteford, H. (2016) · Journal of Medical Internet Research

Digital Mental Health InterventionsTelemedicine and Telehealth Implementation

Cited by 105

Public health impacts to date of the legalisation of medical and recreational cannabis use in the USA

Chiu, V., Leung, J., Hall, W., Stjepanović, D., & Degenhardt, L. (2021) · Neuropharmacology

Cannabis and Cannabinoid ResearchSubstance Abuse Treatment and Outcomes

Cited by 92

Identifying the Dominant Personality Profiles in Medical Students: Implications for Their Well-Being and Resilience

Eley, D. S., Leung, J., Hong, B. A., Cloninger, K. M., & Cloninger, C. R. (2016) · PLOS ONE

Healthcare professionals’ stress and burnoutPersonality Traits and Psychology

Cited by 87

The prevalence of cannabis use disorders in people who use medicinal cannabis: A systematic review and meta-analysis

Dawson, D., Stjepanović, D., Lorenzetti, V., Cheung, C., Hall, W., & Leung, J. (2024) · Drug and Alcohol Dependence

Cannabis and Cannabinoid ResearchSubstance Abuse Treatment and Outcomes

Cited by 57

Psychological distress is associated with tobacco smoking and quitting behaviour in the Australian population: evidence from National Cross-Sectional Surveys

Leung, J., Gartner, C., Dobson, A., Lucke, J., & Hall, W. (2011) · Australian & New Zealand Journal of Psychiatry

Smoking Behavior and CessationSubstance Abuse Treatment and Outcomes

Cited by 46

What Have Been the Public Health Impacts of Cannabis Legalisation in the USA? A Review of Evidence on Adverse and Beneficial Effects

Leung, J., Chiu, V., Chan, G. C. K., Stjepanović, D., & Hall, W. D. (2019) · Current Addiction Reports

Cannabis and Cannabinoid ResearchSubstance Abuse Treatment and Outcomes

Cited by 45

Alcohol use and alcohol use disorders in sub‐Saharan Africa: A systematic review and meta‐analysis

Belete, H., Yimer, T. M., Dawson, D., Espinosa, D. C., Ambaw, F., Connor, J. P., Chan, G., Hides, L., & Leung, J. (2024) · Addiction

Substance Abuse Treatment and OutcomesAlcohol Consumption and Health Effects

Cited by 44

A comprehensive systematic review dataset is a rich resource for training and evaluation of AI systems for title and abstract screening

Chan, G. C. K., He, E., Leung, J., & Verspoor, K. (2025) · Research Synthesis Methods

Meta-analysis and systematic reviewsInformation Retrieval and Search Behavior

Cited by 10