title: Response to Hser et al. (2014): The necessity for more and better data on the global epidemiology of opioid dependence.
authors.affiliation: National Drug and Alcohol Research Centre, UNSW, Sydney, NSW, Australia; Melbourne School of Population and Global Health, University of Melbourne, Melbourne, Vic., Australia. l.degenhardt@unsw.edu.au.
authors.forename: Louisa
authors.initials: L
authors.lastname: Degenhardt
authors.forename: Bradley
authors.initials: B
authors.lastname: Mathers
authors.forename: Wayne D
authors.initials: WD
authors.lastname: Hall
mesh_terms: D017281:Cost of Illness; D005260:Female; D054624:Health Status Disparities; D006801:Humans; D038622:Internationality; D008297:Male; D009293:Opioid-Related Disorders / Q000453:epidemiology*; D011156:Population Density
keywords: Burden of disease; epidemiology; heroin; morbidity; mortality; opioid dependence