Israel, A C Contribution of pretesting to several measures of semantic desensitization effectiveness. [electronic resource] - Journal of consulting and clinical psychology Dec 1977 - 1197-8 p. digital Publication Type: Clinical Trial; Journal Article; Randomized Controlled Trial ISSN: 0022-006X Standard No.: 10.1037//0022-006x.45.6.1197 doi Subjects--Topical Terms: AnimalsBehavior Therapy--methodsHumansPhobic Disorders--therapySemantic DifferentialSnakesSpiders