Copeland, Caroline S and Rice, Kathleen and Rock, Kirsten L and Hudson, Simon and Streete, Peter and Lawson, Alexander J and Couchman, Lewis and Holland, Adam and Morley, Stephen (2024) Broad evidence of xylazine in the UK illicit drug market beyond heroin supplies: Triangulating from toxicology, drug-testing and law enforcement. Addiction , 119 , (7) , pp. 1301-1309.