Hein Heuvelman

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OBJECTIVE To examine the risk of psychosis associated with severe bereavement stress during the antenatal and postnatal period, between conception to adolescence, and with different causes of death. DESIGN Population based cohort study. SETTING Swedish national registers including births between 1973 and 1985 and followed-up to 2006. PARTICIPANTS In a(More)
Despite extensive literature, little is known about the mechanisms underlying sex bias in autism spectrum disorder (ASD). This study investigates the sex differences in ASD associated with neurofibromatosis type 1, a single-gene model of syndromic autism. We analysed data from n = 194 children aged 4–16 years with neurofibromatosis type 1. Sex differences(More)
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