Rotode DEPARTMENT OF Deer, Aegean. ant «” HEALTH, EDUCATION. AND WELFARE yore PUBLIC HEALTH SERVICE ‘N REPLYING, ADDRESS THE J Division of Special Health Services Vecupational Health Field deadquarters 10L, Broadway, Circinnatl 2, Ohio 409486 . January 23, 1957 R Dr. KE. P. Cronkite Medical Department Brookhaven National Laboratory Upton, New York Dear Gene: I recently read with great interest, the publication "Some Effecte of Ionizing Radiation on Human Beings," TID 5358, July 1956. In the conclusion of the article it is stated that internal contamination certainly could not have contributed to the acute medical picture, It is stated on page 76 of the article that "the total amount of radioactive material in the G.I. tract at one day post detonation was estimated to be 3 mc in people from Hongelap." It occurred to me that this may have been a sufficient quantity to have contributed to the gastrointestinal syndrome. I estimate that based on an equation of K. Z. Morgan (page 37 of June 1954 Nugleonics) parts of the G.I. tract would have received over 200 rad. appreciate your comments on this matter. I would Incidentally, in the event you do not recognize my name, you and I commuted together between Edgewood and Silver Spring, Maryland for a short course some six or seven years ago. Sincerely yours, , ner Arthur Clinic: ontcoLA. we ; Wolff, Sr. Veterinarian -ervices BEST COPYAVAILABLE fact

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