Changing shape of street-level heroin and crack supply in England: commuting, holidaying and cuckooing drug dealers across ‘county lines’.Article - Coomber, R. and Moyle, L. British Journal of Criminology. 2018, Vol. 58 no. 6, p.1323-1342.#Drugs#UK policing#United Kingdom#County lines#Cuckooing·search.ebscohost.com·Aug 8, 2018Changing shape of street-level heroin and crack supply in England: commuting, holidaying and cuckooing drug dealers across ‘county lines’.