简体中文 
During the last five decades, measures to combat dental caries and periodontitis have been developed, tested, and implemented in many populations around the world. They are thought to have benefitted millions of people. Dental caries and periodontitis are the most common oral diseases and major causes of tooth loss.
Despite considerable efforts that have been made, a large part of the world’s population still suffers from these two oral diseases (Marcenes et al. 2013), which are the leading causes of tooth loss. According to the Global Burden of Disease Study (2016), severe periodontal disease was the 11th most prevalent condition in the world. The prevalence of periodontal disease was reported to range from 20% to 50% worldwide. Hence, it can be considered that prevention of these diseases is not being strongly addressed at individual levels.
Continue reading: https://bit.ly/45iq2Dl
