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2. Laboratory control of thumbsucking by withdrawal and representation of reinforcement;Baer;J. Exper. Anal. Behavior,1962
3. Management of thumbsucking; a review;Barber;Northwest Dent.,1960
4. The beginning of thumbsucking;Benjamin;Child Development,1967
5. Non-nutritive sucking and the development of malocclusion in the deciduous teeth of the infant rhesus monkey;Benjamin;Child Development,1962