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Association between pre- and perinatal exposures and Tourette syndrome or chronic tic disorder in the ALSPAC cohort.

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Authors: Carol A. Mathews, Jeremiah M. Scharf, Laura L. Miller, Corrie Macdonald-Wallis, et al
British Journal of Psychiatry, January 2014
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BACKGROUND: Tourette syndrome and chronic tic disorder are heritable but aetiologically complex. Although environment plays a role in their development, existing studies of non-genetic risk factors are inconsistent. AIMS:
To examine the association between pre- and perinatal e…

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Birth outcomes associated with cannabis use before and during pregnancy.

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Authors: Mohammad R. Hayatbakhsh, Vicki J. Flenady, Kristen S. Gibbons, Ann M. Kingsbury, et al
Pediatric Research, February 2012
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INTRODUCTION: This study aimed to examine the association between cannabis use before and during pregnancy and birth outcomes. RESULTS: Overall, 26.3% of women reported previous use of cannabis and 2.6% reported current use. Multivariate analysis, controlling for potential con…

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