1. United Nations Office on Drugs and Crime.World Drug Report 2019—Executive Summary.2019. Available at:https://wdr.unodc.org/wdr2019/prelaunch/WDR19_Booklet_1_EXECUTIVE_SUMMARY.pdf(accessed 29 May 2020).
2. United Nations Office on Drugs and Crime.World Drug Report 2019: 35 Million People Worldwide Suffer From Drug Use Disorders While Only 1 in 7 People Receive Treatment.2019. Available at:https://www.unodc.org/unodc/en/frontpage/2019/June/world-drug-report-2019_-35-million-people-worldwide-suffer-from-drug-use-disorders-while-only-1-in-7-people-receive-treatment.html(accessed 29 May 2020).
3. Substance Abuse and Mental Health Services Administration (SAHMSA).Key Substance Use and Mental Health Indicators in the United States: Results from the 2018 National Survey on Drug Use and Health.2019. Available at:https://www.samhsa.gov/data/sites/default/files/cbhsq-reports/NSDUHNationalFindingsReport2018/NSDUHNationalFindingsReport2018.pdf(accessed 29 May 2020).
4. European Monitoring Centre for Drugs and Drug Addiction.European Drug Report 2019.2019. Available at:http://www.emcdda.europa.eu/system/files/publications/11364/20191724_TDAT19001ENN_PDF.pdf(accessed 29 May 2020).
5. Cardiovascular effects of cocaine: focus on hypertension;Brecklin C. S.;J Clin Hypertens,1999