CONTENTS (Continued) Page 4.3. 4.2.1 4.2.2 Summary and Conclusions CHAPTER 5 §.1 §.2 - 40 - 42 - 47 Methods . Results and Discussion . 48 RECOMMENDATIONS . 48 . 48 Field. Laboratory REFERENCES . . ‘ . . 49 . ILLUSTRATIONS CHAPTER 3 3.1 3.2 3.3 3.4 3.5 3.6 3.7 3.8 3.9 INTERNAL CONTAMINATION IN ANIMALS Beta and GammaActivity in Chicken Excreta . Autoradiograph of Tibia of Chicken Sacrificed 45 days Postdetonation (ANL). . Autoratiograph of Tibia and Femur of Baby Chick Sacrificed 46 Days Postdetonation (ANL) . Autoradiograph of Tibia of Pig Sacrificed 45 Days Postdetonation (ANL). Autoradiograph of Tibia and Femur of Pig 6 Sacrificed 57 Days. Postdetonation . Autoradiograph of Tibia of ‘Adult Sow Sacrificed ‘38 Days Postdetonation . . . . . Autoradiograph of Femur of Boar Sacrificed 26 Days Postdetonation Appearance of Gamma Activity in Egg Shell As a Function of Time Autoradiograph of Chicken Eggs, Showing Pattern of Deposition of Fission Products in Yolk . . . 26 . 29 . 30 . 31 . 32 . 33 34 36 37 TABLES CHAPTER 1 1.1 Biologically Hazardous Internally Deposited Fission Products CHAPTER 2 2.1 INTRODUCTION INTERNAL CONTAMINATION IN HUMAN BEINGS Summary of Human Urine Analysis, Gross Beta Activity 2.2 2.3 2.4 2.5 Gross Beta Activity in Urine of the Rongelap Group . Gross Beta Activity in Urine of Ailinginae and American Groups Radiochemical Analysis of Rongelap Urine Mean Body Burden of Rongelap Group 2.6 Internal Radioactive Decontamination, Calcium EDTA Treatment of Rongelap Group . . CHAPTER 3 3.1 12 15 16 17 - 18 18 - 20 INTERNAL CONTAMINATION IN ANIMALS Mortality and External Radiation Dose of Animals from the Living Areas of Rongelap and Utirik . . 23

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