Fig. 1From: Dopamine D4 receptor gene polymorphism (DRD4 VNTR) moderates real-world behavioural response to the food retail environment in childrenAssociations between mRFEI and energy density for DRD4-7R VNTR carriers and non-carriers. Shaded area represents the area for which energy density differed between carriers and non-carriers, ‘w’ and ‘b’ indicates areas where carriers are respectively worse or better than non-carriersBack to article page