1. Costa, E. & Guidotti, A. A. Rev. Pharmac. Tox. 19, 531–545 (1979).
2. Haefely, W. et al. In GABA-Neurotransmitters (eds Krogsgaard-Larsen, P., Scheel-Krueger, J. & Kofod H.) 357–375 (Munksgaard, Copenhagen, 1979).
3. Tallman, J. F., Paul, S. M., Skolnick, P. & Gallager, D. W. Science 207, 274–281 (1980).
4. Browne, T. R., In Pharmacology of Benzodiazepines (eds Usdin, E., Skolnick, P., Tallman, J., Greenblatt, D. & Paul, S.) 329–337 (Macmillan, London, 1983).
5. Greenblatt, D. J. & Shader, R. J. Drug Metabolism. Rev. 8, 13–28 (1978).