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Heart-rate deceleration and smiling in 3-month-old infant
Journal article   Peer reviewed

Heart-rate deceleration and smiling in 3-month-old infant

S. E BROCK, M. K ROTHBART and D DERRYBERRY
Infant behavior & development, Vol.9(4), pp.403-414
1986

Abstract

Fundamental and applied biological sciences. Psychology Psychology. Psychoanalysis. Psychiatry Child development Psychology. Psychophysiology Developmental psychology Biological and medical sciences

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