Cita APA

Pierce, M., Millar, T., Robertson, J. R., & Bird, S. M. (2018). Ageing opioid users’ increased risk of methadone-specific death in the UK. Int J Drug Policy.

Chicago Style Citation

Pierce, Matthias, Tim Millar, J. Roy Robertson, i Sheila M. Bird. "Ageing Opioid Users’ Increased Risk of Methadone-specific Death in the UK." Int J Drug Policy 2018.

Cita MLA

Pierce, Matthias, Tim Millar, J. Roy Robertson, i Sheila M. Bird. "Ageing Opioid Users’ Increased Risk of Methadone-specific Death in the UK." Int J Drug Policy 2018.