Help Desk
For assistance with GDC query, download, submission and analysis of data, please contact the GDC Help Desk (support@nci-gdc.datacommons.io).
Submitting GDC support requests requires the submission of Personally Identifiable Information (PII). Please see the GDC Privacy Policy and GDC Privacy Act Notification for additional information.
GDC responses to Help Desk inquiries are reviewed daily (Monday through Friday), and resolution is provided in the timeliest manner possible.