Associations between substance use disorder sub-groups, life expectancy and all-cause mortality in a large British specialist mental healthcare service

Hayes RD, Chang C-K, Fernandes A, Broadbent M, Lee W, Hotopf M, Stewart R. Associations between substance use disorder sub-groups, life expectancy and all-cause mortality in a large British specialist mental healthcare service. Drug Alcohol Depend. 2011; 118(1): 56–61.