1. Bergmann, T. 1965. Children in the Hospital. New York: International Universities Press.
2. Bothe, A. and Galdston, R. 1972. The child’s loss of consciousness: A psychiatric view of pediatric anesthesia. Pediatrics, 50: 2.
3. Cassell, S. E. 1965. The Psychologic Responses of Children to Hospitalization and Illness. Springfield, Illinois: C. C Thomas, p 10.
4. Davenport, H. T. and Werry, J. S. 1969. The effect of general anesthesia, surgery and hospitalization upon the behavior of children. Report from Children’s Research Center, University of Illinois, Champaign, Ill.
5. Deutsch, H. 1942. Some psychoanalytic observations in surgery. Psychosom. Med., 4: 105.