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. 2020 Dec 15;9(12):e25595. doi: 10.2196/25595

Figure 5.

Figure 5

Feedback. The user has correctly answered the question. Visual hints related to the correct answers are displayed (mask, distance arrow, alcohol-based handrub) and a short text emphasizes the expected answers. A thumbs-up image and a plus sign appear, rise, and progressively fade out before the thumbs-up count is updated.