Globally, dental caries and gingivitis negatively impact upon the health and quality of life of countless children.^1,2 Caries is the commonest preventable infectious disease affecting children worldwide.³ The causal agent, Streptococcus mutans, thrives in an acidic environment where sugar is available.⁴ Bacteria are trapped in deposits of plaque on the gum line and cause gum inflammation and chronic periodontal disease.

中文翻译：

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通过基于学校的计划减轻全球口腔健康不良的负担

在全球范围内，龋齿和牙龈炎对无数儿童的健康和生活质量产生负面影响。^{1 ，2}龋病是影响全世界儿童最常见的可预防的传染病。³病原体，变形链球菌，在有糖分的酸性环境中ive壮成长。⁴细菌被困在牙龈线上的牙菌斑中，并引起牙龈发炎和慢性牙周疾病。