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Data Services

About IAN Research Data

Please note: The IAN research registry closed on June 30, 2019.

We are no longer enrolling participants or collecting new data. IAN is no longer processing data requests.

If you have any questions about IAN data, questionnaires, or the codebook/data dictionary, please contact IAN’s principal investigator, Dr. Paul Lipkin at

If you are interested in exploring the data available from other autism cohorts, please visit SFARI Base to learn more.