2013-06-26 Poor Oral Health Leads to Social and Emotional Problems
From VOA Learning English, this is the Health Report. A new report says nearly four-billion people have major tooth decay, or cavities. That number represents more than half of the…
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From VOA Learning English, this is the Health Report. A new report says nearly four-billion people have major tooth decay, or cavities. That number represents more than half of the…