Spontaneous smile and spontaneous laugh: An intensive longitudinal case study
| Autor: | Kawakami, Kiyobumi, Takai-Kawakami, Kiyoko, Tomonaga, Masaki, Suzuki, Juri, Kusaka, Fumiyo, Okai, Takashi |
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| Zdroj: | In Infant Behavior and Development February 2007 30(1):146-152 |
| Databáze: | ScienceDirect |
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