Relative toxicity of benzodiazepines and hypnotics commonly used for self-poisoning: An epidemiological study of fatal toxicity and case fatality

Galit Geulayov, Anne Ferrey, Deborah Casey, Claudia Wells, Alice Fuller, Clare Bankhead, David Gunnell, Caroline Clements, Navneet Kapur, Jennifer Ness, Keith Waters, Keith Hawton