Hellow guys, Welcome to my website, and you are watching 아동 발달단계별 특성] 18개월아기~19개월아기 발달 정리! 18 months baby development. and this vIdeo is uploaded by 강남연세언어치료연구소I Speech Therapy at 2020-08-21T00:46:41-07:00. We are pramote this video only for entertainment and educational perpose only. So, I hop you like our website.