Sullivan, B J Expectancy and phobic level: effects on desensitization. [electronic resource] - Journal of consulting and clinical psychology Oct 1977 - 763-71 p. digital Publication Type: Journal Article ISSN: 0022-006X Standard No.: 10.1037//0022-006x.45.5.763 doi Subjects--Topical Terms: AnimalsBehavior Therapy--methodsDesensitization, Psychologic--methodsHumansPersuasive CommunicationPhobic Disorders--psychologySet, PsychologySnakes