Hi guys, Welcome to the Advanced Video Search Engine, and you are watching 애착이 중요한 이유는? 유아기 애착 관계가 학령기, 청소년기, 성인까지 이어질까? 유형 별 특징을 알아보자 _ 육아전문의학 채널 "우리동네 어린이병원". That video is uploaded by 우리동네 어린이병원, 우리어린이 at 2022-01-17T03:30:08-08:00. We are promoting this video only for entertainment and educational purpose only. So, I hope you like & enjoy it. [knS52fpbwuU]