Commandeur, Jacques; Vujic, Suncica; Koopman, Siem Jan; … - 2014
We analyze the illicit drug usage by inhabitants and visitors of European cities. Our statistical analyses are by means … of linear mixed models. The data on illicit drug usage of cocaine, ecstasy, amphetamines, methamphetamines, and cannabis …-week period in 2011. The patterns of illicit drug usage are examined with respect to temporal (daily) and spatial variations, as …