1. Boston Collaborative Drug Surveillance Program: Clinical depression of the central nervous system due to diazepam and chlordiazepoxide in relation to cigarette smoking and age. New Engl. J. Med.288, 277?280 (1973)
2. Miller, R.R.: Drug surveillance utilizing epidemiologic methods: A report from the Boston Collaborative Drug Surveillance Program. Amer. J. Hosp. Pharm.30, 584?592 (1973)
3. Greenblatt, D.J., Shader, R.I.: Benzodiazepines in Clinical Practice. New York: Raven Press 1974
4. Schwartz, M.A.: Pathways of metabolism of the benzodiazepines. In: The Benzodiazepines, pp 53?74. Eds. Garattini, S., Mussini, E., Randall, L.O.). New York: Raven Press 1973
5. Schallek, W., Schlosser, W., Randall, L.O.: Recent developments in the pharmacology of the benzodiazepines. Adv. Pharmacol. Chemother.10, 119?183 (1972)