Hellow guys, Welcome to my website, and you are watching [내 몸 보고서] "잦은 두통, 뇌 질환일까?"…증상별 두통 구분법은? / YTN 사이언스. and this vIdeo is uploaded by YTN 사이언스 투데이 at 2021-05-03T02:15:48-07:00. We are pramote this video only for entertainment and educational perpose only. So, I hop you like our website.