Hi guys, Welcome to the Advanced Video Search Engine, and you are watching 81세 윤방부 박사가 25년동안 매일 똑같은 아침을 먹는 이유 (윤방부 박사) | 지식인 다큐. That video is uploaded by 지식인사이드 at 2023-12-01T17:00:11-08:00. We are promoting this video only for entertainment and educational purpose only. So, I hope you like & enjoy it. [QVMK5Vxx9lQ]