REFERENCES
- Halliday, J. L.: Principles of etiology. Brit. J. M. Psychol. 19:367, 1943.
- Weiss, E.: Emotional Factors in Cardiovascular Disease. Spring, field, Illinois, Charles C Thomas, 1951.
- Lindemann, E.: Therapeutic procedures in psychonenrosis. New England J. Med. 227:584, 1952.
- Weiss, E. and English, O. S.: Psychosomatic Medicine. Ed. 2. Philadelphia, W. B. Saunders Company, 1949.