Use of financial incentives and text message feedback to increase healthy food purchases in a grocery store cash back program: a randomized controlled trial.
Anjali GopalanPamela A ShawRaymond LimJithen ParamanundDeepak PatelJingsan ZhuKevin G VolppAlison M ButtenheimPublished in: BMC public health (2019)
NCT02486588 Increasing Engagement with a Healthy Food Benefit. The trial was prospectively registered on July 1, 2015.