1. The epidemiology of common fears and phobias;Agras;Comprehensive Psychiatry,1969
2. Identification of features associated with flying phobias in aircrew;Aitken;British Journal of Psychiatry,1981
3. Assessment of variation by humans and animals: The joint influence of prior expectations and current situational information;Alloy;Psychological Review,1984
4. A long-term study of the experimental neurosis in sheep and in the dog;Anderson;Psychosomatic Medicine Monographs,1941
5. The measurement and reinforcement of behavior of psychotics;Ayllon;Journal of the Experimental Analysis of Behavior,1965