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American Journal of Epidemiology Advance Access originally published online on April 24, 2009
American Journal of Epidemiology 2009 169(11):1406; doi:10.1093/aje/kwp064
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American Journal of Epidemiology © The Author 2009. Published by the Johns Hopkins Bloomberg School of Public Health. All rights reserved. For permissions, please e-mail: journals.permissions@oxfordjournals.org.

LETTERS TO THE EDITOR

RE: "ADVANCED PARENTAL AGE AND THE RISK OF AUTISM SPECTRUM DISORDER"

Jørn Olsen1 and Jin Liang Zhu2

1 Department of Epidemiology, School of Public Health, University of California, Los Angeles, Los Angeles, CA 90095
2 Department of Epidemiology, Institute of Public Health, University of Aarhus, 8000 Aarhus C, Denmark

(e-mail: jo@ucla.edu)

The first 10% of the full text of this article appears below.

In a recent article, Durkin et al. (1) reported independent associations of both paternal age and maternal age with autism, . . . [Full Text of this Article]


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