Levine, S Pain-tolerance as a measure for assessing instructionally induced ego-involvement. [electronic resource] - Psychological reports Feb 1973 - 87-93 p. digital Publication Type: Journal Article ISSN: 0033-2941 Standard No.: 10.2466/pr0.1973.32.1.87 doi Subjects--Topical Terms: AttitudeDifferential ThresholdEgoHumansPainPhysical StimulationPsychophysics