1. World Health Organization (1994). Lexicon of alcohol and drug terms. World Health Organization. Available from: https://apps.who.int/iris/handle/10665/39461. [Last accessed on 2019 Oct 10].
2. Atul A, Rakesh KC, Sudhir KK, Ravindra R, Ashwani KM, Alok A. National Survey on extent and pattern of substance use in India. Ministry of Social Justice and Empowerment, Government of India and NDDTC, AIIMS, New Delhi, 2019 Feb. Available from: https://www.aiims.edu/en/2014-12-18-10-55-25/national_drug_faculty/201-national_drug_dependence_treatment_center/1479-dr-atul-ambekar.html. [Last accessed on 2019 Oct 10].
3. National AIDS Control Organization (2015). National Integrated Biological and Behavioural Surveillance (IBBS), India 2014-15. New Delhi: NACO, Ministry of Health and Family Welfare, Government of India. Available from: http://naco.gov.in/sites/default/files/IBBS%20Report%202014-15.pdf. [Last accessed on 2019 Oct 10].
4. National institute of drug abuse. Available from: https://www.drugabuse.gov/. [Last accessed on 2019 Oct 10].
5. The destructive capacity of drug abuse: An overview exploring the harmful potential of drug abuse both to the individual and to society;Fox;ISRN Addict,2013