A pharmacological classification of drags of abuse
The addictive potential of cannabis
Relative risk of adolescent drug abuse: Part II Intrapsychic variables
A note on the morphine content of lanced poppy capsules purchased as "dried flowers"
The question of onymity and anonymity of a question-naire in a drug use survey
Identification and differentiation of resinous cannabisand textile cannabis:combined use of HPLC and high-resolution GLC
Interrelationships of glandular trichomes and cannabinoid content. I: Developing pistillatebracts of Cannabis sativa L (Cannabaceae)