http://www.cancer.gov/about-cancer/causes-prevention/risk/radiation/i131-report-and-appendix http://www.cancer.gov/about-cancer/causes-prevention/risk/ra... Li

http://www.cancer.gov/about-cancer/causes-prevention/risk/radiation/i131-report-and-appendix http://www.cancer.gov/about-cancer/causes-prevention/risk/ra... Link to a report on exposure.