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World Smile Day

  • Émission
    Le 12:30
  • 06 October 2023
  • Didier Grandjean
    • Psychologie et sciences de l'éducation, UNIGE
Légende

Celebrated since 1999, World Smile Day is a reminder of the essential social roles of this facial expression, which can be voluntary or occur naturally.

  • #PSYCHOLOGY 839 Interventions

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