The effect of nonnutritive sucking on he
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R. Woodson; C. Hamilton
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Article
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1988
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John Wiley and Sons
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English
β 462 KB
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A laboratory and a field experiment used within-subject designs to test the hypothesis that nonnutritive sucking (NNS) reduces heart rate (HR) in preterm infants. Infants in Experiment A were provided a standard pacifier nipple for 30 min under strictly controlled conditions. In the field Experiment