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Porter, Christin L.; Jones, Blake L.; Evans, Cortney A.; Robinson, Clyde C. – Infancy, 2009
This study examined both differential patterns and the stability of infants' (N = 70) distress reactivity across mother and stranger arm-restraint conditions when infants were 6 and 9 months of age. Reactivity measures included observational variables for the rise, intensity, and duration of infant distress as well as motor activities associated…
Descriptors: Mothers, Infants, Stranger Reactions, Infant Behavior