case_images: PMC8055834_01
case_images: Personal and Community Prevention Safety Belt applied for the school health.
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case_images: PMC8055834_01_fpubh-09-578200-g0001.jpg
case_images: F1
case_images: Therefore, in order to ensure a safe educational environment for high school students and ensure smooth execution of face-to-face classes, a "Prevention Safety Belt strategy" was introduced (Figure 1).