1. 1. Irving Janis , Psychological Stress , New York: John Wiley & Sons, 1958 , pp.398 -406 .
2. 2. I. Janis , op. cit., p.387 .
3. Cultural Influences on Patient Behavior
4. 4. Brian Bird , Talking With Patients , Philadelphia: J. B. Lippincott, 1955 , p.12 .