Using a gamified monitoring app to change adolescents' snack intake: the development of the REWARD app and evaluation design.
Wendy Van LippeveldeJ VangeelN De CockC LachatL GoossensK BeullensL VervoortC BraetL MaesS EggermontB DeforcheJ Van CampPublished in: BMC public health (2016)
NCT02622165 registrated November 15, 2015 on clinicaltrials.gov.