DOI:
10.1055/s-00000115
Suchttherapie
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References
Korf DJ, Beschop A, Werse B. et al.
How and where to find NPS users: A comparison of sampling methods in a
cross-national survey among current users of new psychoactive substances.
Int J Ment Health Addiction 2019;
DOI: 10.1007/s11469-019-0052-8.
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