The impact of a police crackdown on a street drug scene: evidence from the street.
Aitken C, Moore D, Higgs P, Kelsall J, Kerger M
Alcohol + Other Drugs Injecting Drug UseMarkers of ethnicity and their effect on measuring illicit drug use by ethnic groups.
Reid G, Beyer L, Aitken C, Crofts N
Alcohol + Other Drugs