Hellow guys, Welcome to my website, and you are watching Ep29. 터미타임은 앉기 발달에 필수! Tummy time is a must for sitting development. and this vIdeo is uploaded by 고박사의 미국소아물리치료(Dr.Ko Pediatric PT) at 2021-09-19T20:19:35-07:00. We are pramote this video only for entertainment and educational perpose only. So, I hop you like our website.