[identity profile] porphyrin.livejournal.com 2008-07-13 12:59 pm (UTC)(link)
I agree that it could have been phrased better.

There have been a few retrospective small studies, but it's hard to get 'hard evidence' for a statement like that one.

I mean, you can't exactly say, "Okay, we're going to design a study in which infants or toddlers are put at risk of neglect."