J. Hoek

Strong increase in total delta‐THC in cannabis preparations sold in Dutch coffee shops

R. Niesink, Femke TA Buisman-Pijlman, S. Rigter, 2005, Addiction biology.

mCPP: an undesired addition to the ecstasy market

M. Bossong, R. Niesink, J. P. van Dijk, 2010, Journal of psychopharmacology.

An analysis of cocaine powder in the Netherlands: content and health hazards due to adulterants.

P. V. van Dijk, R. Niesink, T. Brunt, 2009, Addiction.

Improving on estimates of the relative harm to health from using modern ENDS (vaping) compared to tobacco smoking

T. Blakely, N. Wilson, R. Edwards, 2020, medRxiv.

Delta-9-tetrahydrocannabinol (THC) serum concentrations and pharmacological effects in males after smoking a combination of tobacco and cannabis containing up to 69 mg THC

J. Meulenbelt, C. Hunault, T. Mensinga, 2008, Psychopharmacology.