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Autism: Lots of clues, but still no answers

Autism: Lots of clues, but still no answers

作者:尤麓眩  时间:2019-03-02 02:20:07  人气:

By Celeste Biever THE risk of autism in twins appears to be related to the month they are born in. The chance of both babies having the disorder is 80 per cent higher for January births than December births. This was one of the many findings presented at the conference in Boston last week. It typifies the problems with many autism studies: the numbers are too small to be definitive – this one was based on just 161 multiple-birth babies – and even if the finding does stand up, it raises many more questions than it answers. For instance,