_— &@ general decline of Sr9° with time in the food chain (except the land crabs). 18. Although there is obviously a certain degree of uncertainty, the above data and estimates indicate that if land crabs are eliminated from their diet, the estimated future body purden of the Rongelapese would be substantially less than 100 mpe of sr99 per gram cof calcium. Limiting the intake of pandanus would further reduce the estimated Sr?° intake. By means of the continuing medical examinations described below it would be possible to note any tendency of untoward accumulation of strontium-90 with time, and appropriate action could be taken before excessive levels were reached, 19. Medical Surveillance. If the Rongelapese were returned to their home island, a program would be inaugurated of continuing medical inspections. The Rongelapese would be examined once a month and complete medical examination performed once a year by an American doctor. for urine collections and analyses Arrangements have been made every three months for the first year and afterwerd on a yearly basis unless the findings indicate the necessity for more frequent analyses. These samples will be collected and the radiochemical analyses made in such a manner as to give an indication of body burden. A radio would be provided on Rongelap for communication with the Trust Territories Office on Ebeye (Kwajalein atoll) where a plane would be available at all times for any emergency. A fully equipped dispensary would be provided on Rongelap and an experienced health aide times. (a Marshallese) would be present at all Before their return, the Marshallese would be given a complete medical examination, and immunized against Smallpox, ¢ Eneroy Typhoid and Tetanus. iment OF © - 10- erian’s office Appendix Watt Denar eaves “A

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