Error in Byline and Author Contributions: In the Research Letter titled “No TARDBP Mutations in a French Canadian Population of Patients With Parkinson Disease,” published in the February issue of the Archives (2009;66:281-282), Dr Valdmanis's name was misspelled and his contributions were not added to the Author Contributions. His name should have appeared Paul N. Valdmanis, BSc, not Paul N. Valdamanis, BSc, and he contributed to the analysis and interpretation of data, critical revision of the manuscript for important intellectual content, and administrative, technical, and material support.
Error in Byline and Author Contributions in: No TARDBP Mutations in a French Canadian Population of Patients With Parkinson Disease. Arch Neurol. 2009;66(4):432. doi:10.1001/archneurol.2009.58