Hellow guys, Welcome to my website, and you are watching 퇴행성 관절염이란? - (20181219_675회 방송) 100세까지 걷고 싶다 - 극복! 퇴행성관절염. and this vIdeo is uploaded by KBS 생로병사의 비밀 at 2020-05-17T02:00:14-07:00. We are pramote this video only for entertainment and educational perpose only. So, I hop you like our website.