By Sandee LaMotte, CNN
(CNN)In what they call the largest study ever done, researchers found using marijuana while pregnant may increase the risk that a child will develop autism.
“Women who used cannabis during pregnancy were 1.5 times more likely to have a child with autism,” said study author Dr. Darine El-Chaâr, a maternal fetal medicine specialist and clinical investigator at Ottawa Hospital Research Institute in Canada.
Read more from the source: CNN.com
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