144 RADIATION STANDARDS, INCLUDING FALLOUT Kee SEMS-LOGARITHMIC KRuerec @ clecn Go. 3356-73 pattie sea. 3 CYCLES X 140 OIVIRTOND ° ue of Yodine 131 Jodine 131 Accumulated Levels as a Percentage of FRC Ranges DEPARTMENT OF HEALTH, EDUCATION, AND WELFARE - PUBLIC HEALTH SERVICE Radiation Surveillance Center Diviaion of Radiologice! Health --D.C. 25, : ist June tt! July 1961 a Aug . tpt ee Sepe Oct e . Nov Dec J ' . oPeihas : Jan Feb 1962 Boy March April I ' { May we June - -—— - ne ategtagaanaceaiageasiteseSTAasstIRAEAe Aw

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