english: So, they did their work with kittens, with different kinds of deprivation regiments, and those studies, which date back to the '60s, are now being applied to human children.
non_english: Raziskave sta opravljala na mačkah, prikrajšanih na različne načine, izsledki teh raziskav iz šestdesetih let pa so bili prenešeni tudi na človeške otroke.