Medical Survey of Japanese Exposed to Fall-out Radiation in 1954 A Report after 10 Years by Toshiyuki Kumatori, M. D.', Takaaki Ishihara, D. Sc.?, Toshio Ueda, M. D2 and Kazuo Miyoshi, M. D.' December 1965 1; Head, Department of Radiation Health, NIRS 2; Senior Scientist, Department of Radiation Health, NIRS 3; Practitioner, Former Member of NIRS 4 Professor, Department of Ist Internal Medicine, Tokushima University