Contact Us

If you have any questions or require further information regarding the International Watch & Wait Database (IWWD), please feel free to get in touch with us.

    General Inquiries:

    For data entry, protocol details, or participating center information, please use our contact form or reach out to the coordinating centers.

    Coordinating Centers:

    Champalimaud Foundation
    Lisbon, Portugal

    Leiden University Medical Center (LUMC)
    Leiden, The Netherlands

    Netherlands Cancer Institute (NKI)
    Amsterdam, The Netherlands

    Note: For technical support regarding the Castor EDC database migration, please refer to the documentation on www.CastorEDC.com.