Before participating in the Stanford University Autism and Developmental Disorders Research Registry, you must read through and acknowledge that you understand our consent form and would like to participate. After doing so you will be re-directed to a short questionnaire.

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To save your responses and end the survey, click the 'End Survey' button below. If you have selected the wrong option by accident and/or wish to return to the survey, click the 'Return and Edit Response' button.