Reflections on some international and Swedish legal rules relating to drug offences
The dynamics of trends in drug use in Australia
Canadian heroin indicators: the effect of delay between arrest and conviction on official statistics
Arsenic adulteration in opium ( ARSENICOSIS - A real danger to health in developing countries)
The human urinary excretion pattern of morphine and codeine following the consumption of morphine, opium, codeine and heroin
Vegetative growth of Cannabis sativa and presence of cannabinoids