Mobile- and Web-Based Interventions for Promoting Healthy Diets, Preventing Obesity, and Improving Health Behaviors in Children and Adolescents: Systematic Review of Randomized Controlled Trials - Clara Talens; Noelia da Quinta; Folasade A Adebayo; Maijaliisa Erkkola; Maria Heikkilä; Kamilla Bargiel-Matusiewicz; Natalia Ziółkowska; Patricia Rioja; Agnieszka E Łyś; Elena Santa Cruz; Jelena Meinilä (Journal of Medical Internet Research)