The review, conducted by researchers from four UK universities known as the Action on Digital Device Immersive Conditions Team, did not establish causal links between screen use and specific developmental conditions.

associated with the deceptive title, you can know for sure that this article has a hidden objective, and that there is a big lobby behind it. Something like "internet, digital, ... is bad, there should be regulation for that".

Because, let's be serious, if the causality was there (it is not the case), the obvious conclusion is that the parents are not doing their job or at most not well educated enough on how to raise a kid. It would not be the fault of anyone else.