| Hans-Günter Meyer-Thompson | Cannabis als Rauschmittel
Can we make cannabis safer?
Can we make cannabis safer?
Englund, Amir et al.
The Lancet Psychiatry , Volume 4 , Issue 8 , 643 - 648
http://www.thelancet.com/journals/lanpsy/article/PIIS2215-0366(17)30075-5/fulltext