Effectiveness of a Mobile App Intervention for Preparing Preschool Children and Parents for Day Surgery: Randomized Controlled Trial

Effectiveness of a Mobile App Intervention for Preparing Preschool Children and Parents for Day Surgery: Randomized Controlled Trial

Authors of this article:

Heli Kerimaa^{1, 2} ;   Mervi Hakala^{1, 2, 3} ;   Marianne Haapea^{1, 4} ;   Hannu Vähänikkilä⁵ ;   Willy Serlo^{1, 6, 7} ;   Hong-Gu He^{8, 9} ;   Tarja Pölkki^{1, 2, 3}