(Somme *< George"VPLeRoy SEER:PF PLSCOR LPT Hert P.O. Box ©) Services and Professor of Medicine . a Richland, Washington, 99352 tig The University of Chicago 950 East 59th Street - Chicago, Illinois 60637 Charles W. College of Department Division University °> M. parker"5 Battcllec-Northvest Director of Univecsity Health Edith H. Quimby Radiology Department Mays Medicine of Anatomy, Radiobiology College of Physicians and Surgeons Columbia University 630 West 168th Street New York, New York of Utah Salt Lake City, Utah 84112 10032 Antolin Raventos School of Medicine University of California Dade W. Moeller Davis, California 95616 Associate Director Kresge Center for Environmental Health Harvard University School of Public Health 665 Huntington Avenue Boston, Massachusetts 02115 William C. Roesch Consulting Radiological physicist Batte lle-Northwest P.O. Box 999 Richland, Washington 99352 Karl Z. Morgan Director, Health Physics Division ORal Lidge, Tennessee 37831 Haraid H. Rossi ' Radiological Research Lab Columbia University Russell H. Morgan Department of Radiological Science 630 West 168th Street Johns Hopkins School of Hygiene & Public Health New York, New York 10032 615 North Wolfe Street Baltimore, Maryland 21205 William L. Russell Robert D. Moseley, Jr. ‘Oak Ridge, Tennessee 37831 950 East 59th Street John H. Rust University of Chicago A.J. Carlson Animal Research Facility Oka Ridge National Laboratory Biology Division, P.O. Box Y Department of Radiology University of Chicago Chicago, Illinois 60637 Robert J. Nelsen 950 East 59th Street Chicago, Illinois 60537 American College of Dentists 731G Wisconsin Avenue Bethesda, Maryland 2901) Eugene L. Saenger Radioisotope Laboratory Cincinnati General Hospital Eugene F. Oakberg Biology Division Oak Ridge National Laboratory Cincinnati, Ohio P.O. Box ¥ Oak Ridge,Tennessee 37831 -~ 15 - 45229