CONTENTS Reesullts.ooo o.oo cccccccccccccceeecceceeeseeeceseuausceseecesececeseesssevsearscsnenstesneesessees bostteeeeeees 38 Discussion.....0..0.ccccccsceceeeeeeeeteees aA Summary and Conclusions......0..00.0.00ccc ccc eee eet e rete rtee resect eneetneeiens bisteteesteees ee. Acknowledgment.....00.0000.000ccscccececcseceeeeueteteeneneeeees References. ccc cccccccccseecesesevecsueteeeeeeucecuevueeteteeeteresssseveeveusneetestetesess biceteenteees 46 i ed Appendix 1. Rongelap Group and Control Mean Blood Counts at Various Times After Exposure............ Appendix 2. Ailingnae Group and Control Mean Blood Counts at Various Times After Exposure............ Appendix 3. Individual Hematological Findings, 1961....0000000.0.. Appendix 4. Individual WBC, Basophil, and Alkaline Phosphatase Determinations, 1961............ - ‘ . 43 Awe eo Appendix 5. GammaGlobulin Groups of Rongelap Islanders (Blood Collected 1959)................ Appendix 6. Individual Physical Examination Findings, 1961............... beveteeneeess es Appendix 7. GammaSpectrographic Data, Rongelap People, 1961.. 60