There has been data ("240動画でわかる赤ちゃんの発達地図―胎児・新生児期から歩行するまでの発達のつながりが理解できる") available for this ISBN from the data sources that books-by-isbn.com uses, but not on the latest request on Sun Dec 22 14:21:44 2019, so the data displayed here has been removed .