Crynodeb o'r cais
Number of drug-related deaths involving an opiate (excluding deaths that mention methadone or buprenorphine without another opiate), upper tier local authorities in England and Wales, 2010 to 2015.
Number of drug-related deaths involving an opiate (excluding deaths that mention methadone or buprenorphine without another opiate), upper tier local authorities in England and Wales, 2010 to 2015.