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. 2017 Apr 13;5(4):e48. doi: 10.2196/mhealth.7080

Figure 4.

Figure 4

Protocol of the TreC-LifeStyle’s formative evaluation conducted in stage 4. vA: version A; vB: version B; KMD: knowledge of the Mediterranean diet; SoC: state of change; IU: intention to use; SUS: system usability scale.