Hellow guys, Welcome to my website, and you are watching 11~18세 10대 청소년치아 특징 및 관리방법 (Characteristics and Management of Teeth for Teens aged 11-18). and this vIdeo is uploaded by 연세닥터연치과의원 at 2022-05-08T23:20:04-07:00. We are pramote this video only for entertainment and educational perpose only. So, I hop you like our website.