The Power of an Infant's Smile: Maternal Physiological Responses to Infant Emotional Expressions

• Sanae Mizugaki,

  Affiliation Graduate School of Education, Kyoto University, Kyoto, Japan

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• Yukio Maehara,

  Affiliation Faculty of Education, Nagasaki University, Nagasaki, Japan

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• Kazuo Okanoya,

  Affiliation Department of Cognitive and Behavioural Sciences, The University of Tokyo, Tokyo, Japan

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• Masako Myowa-Yamakoshi

  * E-mail: myowa.masako.4x@kyoto-u.ac.jp

  Affiliation Graduate School of Education, Kyoto University, Kyoto, Japan

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