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NDAR provides a single access to de-identified autism research data. For permission to download data, you will need an NDAR account with approved access to NDAR or a connected repository (AGRE, IAN, or the ATP). For NDAR access, you need to be a research investigator sponsored by an NIH recognized institution with federal wide assurance. See Request Access for more information.

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This is a U.S. Government computer system, which may be accessed and used only for authorized Government business by authorized personnel. Unauthorized access or use of this computer system may subject violators to criminal, civil, and/or administrative action. All information on this computer system may be intercepted, recorded, read, copied, and disclosed by and to authorized personnel for official purposes, including criminal investigations. Such information includes sensitive data encrypted to comply with confidentiality and privacy requirements. Access or use of this computer system by any person, whether authorized or unauthorized, constitutes consent to these terms. There is no right of privacy in this system.

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To assure the integrity of information on this server, we reserve the right to monitor system access if malicious actions are taken to disable our on-line services or intentionally gain unauthorized access to NIH systems.

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Most information at this site is in the public domain. Unless stated otherwise, documents and files on NIH Web servers can be freely downloaded and reproduced. Most documents on this server are sponsored by the CIT; however, you may encounter documents that were sponsored along with private companies and other organizations. Other parties may retain all rights to publish or reproduce these documents or to allow others to do so. Some documents available from this server may be protected under the U.S. and foreign copyright laws. Permission to reproduce these documents may be required.

Specific Disclaimer

"The National Database for Autism Research makes no representation or warranty as to the accuracy or usefulness of the information provided through this website, including its safety, effectiveness, or viability. NDAR disclaims all warranties regarding such information, including, but not limited to, all warranties expressed or implied of merchantability and fitness for any particular purpose. NDAR further disclaims all obligations and liabilities for damages arising from the use or attempted use of the information, including but not limited to direct, indirect, special, and consequential damages, attorneys' and experts' fees and court costs. Any use of the information will be at the risk of the user."

Medical Information

NIH does not intend to provide specific medical advice on the NDAR website, but rather to enable qualified researchers to submit and gain access to autism-related research data for research purposes. NIH will not provide specific medical advice and urges you to consult with a qualified health care provider for diagnosis, treatment, and answers to your personal questions.

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General — NIH does not endorse or recommend any commercial products, processes, or services. The views and opinions of authors expressed on CIT Websites do not necessarily state or reflect those of the U.S. Government, and they may not be used for advertising or product endorsement purposes.

External Links — Some NDAR sites may provide links to other Internet sites only for the convenience of World Wide Web users. NDAR is not responsible for the availability or content of these external sites, nor does NDAR endorse, warrant or guarantee the products, services or information described or offered at these other Internet sites.

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For documents available from this server, the U.S. Government does not warrant or assume any legal liability or responsibility for the accuracy, completeness, or usefulness of any information, apparatus, product, or process disclosed.