关注儿童齿健康(1)

英语自学网

一副好牙要从小保护，美国专家专注儿童齿健康It might seem hard to imagine that a bad tooth could be deadly. But doctors in the Washington area say a 12-year-old boy died last month from a tooth infection that spread to his brain. They say it might have been prevented had the boy received the dental care he needed.
Experts at the National In…