Hi guys, Welcome to the Advanced Video Search Engine, and you are watching 쇼츠 5분만 보려고 했는데 밤새는 이유 (한덕현 정신건강의학과 교수 1부). That video is uploaded by 스터디언 at 2024-07-05T00:00:18-07:00. We are promoting this video only for entertainment and educational purpose only. So, I hope you like & enjoy it. [Kw1If9ZXcHI]