1. Arduini, A., and M. G. Arduini: Effect of drugs and metabolic alterations on brain stem arousal mechanism. J. Pharmacol. exp. Ther. 110, 76?85 (1954).
2. Beck, E. C., R. W. Doty, and K. A. Kooi: Electrocortical reactions associated with conditioned flexion reflexes. Electroenceph. clin. Neurophysiol. 10, 279?289 (1958).
3. Cook, L., E. Weidley, R. Morris, and P. Mattis: Neuropharmacological and behavioral effects of chlorpromazine (Thorazine hydrochloride). J. Pharmacol. exp. Ther. 113, 11?12 (1955).
4. Domino, E. F.: A pharmacological analysis of the functional relationship between the brain stem arousal and diffuse thalamic projection system. J. Pharmacol. exp. Ther. 115, 449?463 (1955).
5. French, J. D., M. Verzeano, and H. W. Magoun: A neural basis of the anesthetic state. Arch. Neurol. Psychiat. (Chic.) 69, 519?529 (1953).