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If you have specific questions about the detection, symptoms, diagnosis, or treatment of cancer, please contact the National Cancer Institute's (NCI) Cancer Information Service, which provides information on-line as well as in English and Spanish via the toll-free number 1-800 4CANCER (1-800-422-6237) or visit the NCI home page at cancer.gov.
If you have comments or questions about this site or the Office of Science Planning & Assessment, email us at webmasterospa@mail.nih.gov.
