Hellow guys, Welcome to my website, and you are watching [연세더바로] 백세시대 허리건강 지키는 방법 (강병찬원장). and this vIdeo is uploaded by 더바로TV at 2020-05-21T01:23:27-07:00. We are pramote this video only for entertainment and educational perpose only. So, I hop you like our website.