1. Hinsie, L. E.: Treatment of Schizophrenia. The Williams and Wilkins Co., Baltimore, 1930.
2. Sakel, Manfred: Pharmacological Treatment of Schizophrenia. Nervous and Mental Disease Publishing Company, New York and Washington, 1938.
3. Meduna, L. von: Die Konvulsionstherapie der Schizophrenie. Wchnschr. für den ges. Neurol. und Psychiat., 37:317–319, 1935.
4. Ross, J. R., and Malzberg, B.: A review of the results of the pharmacological shock therapy and the metrazol convulsive therapy in New York State. Am. Jour. Psychiat., 96:2, September, 1939.
5. Bennett, B. T., and Fitzpatrick, C. P.: Fractures of the spine complicating metrazol therapy. J. A. M. A., 112:2240, 1939.