Because this study choosed the children who had at least two carious teeth at the same time that avoided bias on different oral circumstance, different oralhabit, and different dietetic habit.
Another filthy habit men need to avoid is neglecting their teeth with poor oral hygiene; just because your breath tastes minty fresh, doesn't mean it really is.
男人需要避免的另外一个邋遢习惯是对牙齿与口腔卫生的忽视;口气清新并不等于它确实如此。
3
This finding suggest that we should highlight mother's oral health education and cultivate children to establish reasonable dietary habit.