bya DEPARTMENT OF HEALTH. EDUCATION, AND WELFARE PUBLIC HEALTH SERVICE NATIONAL INSTITUTES OF HEALTH HE THESOA. MARYLAND HOLA O 1 20014 NATIONAL CANCER INSTITUTE ~ Dr. Robert A. Conrad Medical Department Brookhaven National Laboratory Associated Universities, Inc. Upton, New York 11973 Dear Bob: Thank you for your letter of March 9, which I have taken the liberty of discussing with Gil Beebe. As you can see from his comments (copy enclosed), he questions whether your list of cancer types is adequately inclusive. Best regards. Sincerely, wy Le nee Arthur C. Upton, M.D., Director National Cancer Institute National Cancer Program Enclosure Kotid or [oa wont Beebe ori Dr. ane cc: