# Janni Leung

**Type:** Researchers  
**Canonical URL:** https://scholariq.org/researchers/janni-leung/

## Facts

| Field | Value |
| --- | --- |
| Citations | 121,554 |
| Field | Substance Abuse Treatment and Outcomes |
| h-index | 70 |
| i10-index | 170 |
| OpenAlex ID | https://openalex.org/A5050571805 |
| ORCID iD | https://orcid.org/0000-0001-5816-2959 |
| Works | 303 |

## Researcher papers

- [Global, regional, and national life expectancy, all-cause mortality, and cause-specific mortality for 249 causes of death, 1980–2015: a systematic analysis for the Global Burden of Disease Study 2015](https://scholariq.org/papers/global-regional-and-national-life-expectancy-all-cause-mortality-and-cause/)
- [Treatment rates for alcohol use disorders: a systematic review and meta‐analysis](https://scholariq.org/papers/treatment-rates-for-alcohol-use-disorders-a-systematic-review-and-meta-analysis/)

## Researcher topics

- [Substance Abuse Treatment and Outcomes](https://scholariq.org/topics/substance-abuse-treatment-and-outcomes/)
- [Cannabis and Cannabinoid Research](https://scholariq.org/topics/cannabis-and-cannabinoid-research/)
- [Smoking Behavior and Cessation](https://scholariq.org/topics/smoking-behavior-and-cessation/)
- [COVID-19 and Mental Health](https://scholariq.org/topics/covid-19-and-mental-health/)
- [Health disparities and outcomes](https://scholariq.org/topics/health-disparities-and-outcomes/)

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Source: ScholarIQ — public research metadata, principally OpenAlex. See https://scholariq.org/sources/ for provenance and https://scholariq.org/methodology/ for what these figures mean.