The effect of smileys as motivational incentives on children’s fruit and vegetable choice, consumption and waste: A field experiment in schools in five European countries
Titel:
The effect of smileys as motivational incentives on children’s fruit and vegetable choice, consumption and waste: A field experiment in schools in five European countries
Auteur:
Gwozdz, W. Reisch, L. Eiben, G. Hunsberger, M. Konstabel, K. Kovacs, E. Luszczki, E. Mazur, A. Mendl, E. Saamel, M. Wolters, M.