Gell, L., Holmes, J., Bühringer, G., Allamani, A., Bjerge, B., Forberger, S., Frank, V. A., Lingford-Huges, A., McLeod, J., Meier, P., Neumann, M. & Room, R. (2016). Methods. I L. Gell, G. Bühringer, J. McLeod, S. F., J. Holmes, A. Lingford-Hughes & P. Meier (red.), What determines harm from addictive substances and behaviours? (s. 19-34). Oxford University Press.