JAMA
Original Article | September 2010
Enlargement of Thalamic Nuclei in Tourette Syndrome

Arch Gen Psychiatry. 2010;67(9):955-964. doi:10.1001/archgenpsychiatry.2010.102

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Interesting older article ... esp. section titled "WHEN NEURAL COMPENSATION AND PROTECTION FAIL" regarding symptom severity and gender differences.

JAMA
Original Article | November 2007
Morphologic Features of the Amygdala and Hippocampus in Children and Adults With Tourette Syndrome

Arch Gen Psychiatry. 2007;64(11):1281-1291. doi:10.1001/archpsyc.64.11.1281.

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PubMed
Int Rev Neurobiol. 2013;112:73-93. doi: 10.1016/B978-0-12-411546-0.00003-2.
Functional imaging of dopaminergic neurotransmission in tourette syndrome.
Segura B, Strafella AP.

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http://www.ncbi.nlm.nih.gov/pubmed/20225192
Ann Neurol. 2010 Feb;67(2):170-81. doi: 10.1002/ana.21809.
Extrastriatal dopaminergic dysfunction in tourette syndrome.
Steeves TD, Ko JH, Kideckel DM, Rusjan P, Houle S, Sandor P, Lang AE, Strafella AP