Fig. 6From: Mobile-Health based physical activities co-production policies towards cardiovascular diseases prevention: findings from a mixed-method systematic reviewMost cited sources and interactions. Minimum number of citations of a source = 650; Number of sources = 18. Coloured labels represent clusters of disciplines. Colours have automatically been assigned by the software. Names of labels are assigned by the author according to Fig. 3 categorization. Source: Authors’ elaboration from VOSviewerBack to article page