A Mobile App to Increase Fruit and Vegetable Acceptance Among Finnish and Polish Preschoolers: Randomized Trial

Henna Vepsäläinen   ¹ , PhD ;   Essi Skaffari   ¹ , MSc ;   Katarzyna Wojtkowska   ² , PhD ;   Julia Barlińska   ² , PhD ;   Satu Kinnunen   ¹ , MSc ;   Riikka Makkonen   ^{1, 3} , MSc ;   Maria Heikkilä   ¹ , PhD ;   Mikko Lehtovirta   ⁴ , MD, PhD ;   Carola Ray   ^{1, 5} , PhD ;   Eira Suhonen   ⁶ , PhD ;   Jaakko Nevalainen   ⁷ , PhD ;   Nina Sajaniemi   ^{3, 6} , PhD ;   Maijaliisa Erkkola   ¹ , PhD

¹ Department of Food and Nutrition, University of Helsinki, Helsinki, Finland

² Faculty of Psychology, University of Warsaw, Warsaw, Poland

³ School of Applied Educational Science and Teacher Education, University of Eastern Finland, Joensuu, Finland

⁴ Institute for Molecular Medicine Finland, University of Helsinki, Helsinki, Finland

⁵ Folkhälsan Research Center, Helsinki, Finland

⁶ Department of Education, University of Helsinki, Helsinki, Finland

⁷ Faculty of Social Sciences, Tampere University, Tampere, Finland