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Cohort study
Migraine with aura – indication of an increased risk of hemorrhagic stroke in women (Women's Health Study) and increased risk of overall death in an Icelandic population (Reykjavik Study)

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  • Competing interests CS has received unrestricted grants from Glaxo Wellcome and Astra Zeneca and is the primary investigator in Sweden for the Gore REDUCE Clinical Study. She also received payment from Sanofi Aventis and MSD for educational programmes.