%0 Journal Article %T Usability and Engagement Evaluation of an Unguided Online Program for Promoting a Healthy Lifestyle and Reducing the Risk for Eating Disorders and Obesity in the School Setting %A Karin Waldherr %A Martina Nitsch %A Michael Zeiler %A Stefanie Kuso %A Tanja Adamcik %J Archive of "Nutrients". %D 2019 %R 10.3390/nu11040713 %K usability study %K online health intervention %K adolescents %K school setting %K eating disorders %K overweight %K prevention %K engagement %K E-Mental Health %U https://www.ncbi.nlm.nih.gov/pmc/articles/PMC6520819/