Building on a Point-of-purchase Intervention to Encourage Healthy Food Choices
NCT01604499
·
clinicaltrials.gov ↗
NA
Phase
COMPLETED
Status
2672
Enrollment
OTHER
Sponsor class
Conditions
Food Labeling
Interventions
BEHAVIORAL:
Feedback letters
BEHAVIORAL:
Feedback plus incentives
Sponsor
Massachusetts General Hospital
Collaborators
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