The statement has been made by writers on "radium poisoning" among dial painters that no elimination of the radium salts takes place once they have been deposited in the body. This is contrary to the observations of Dominici, Faure-Beaulieu, and their co-workers,1 and to those of Cameron and Viol,2 who have shown that soluble and insoluble salts of radium were eliminated whether they had been ingested orally or injected intravenously. A study of the dial painters indicates that somewhere between 10 and 20 per cent of those who were in the habit of pointing the brush between the lips remained radioactive after they had been separated from the industry for several years. Persons who have received repeated internal doses of radium salts have also been found to be radioactive several years after cessation of treatment. These observations show that there are some people who, because of personal physical
FLINN FB. ELIMINATION OF RADIUM SALTS FROM THE HUMAN BODY: PRELIMINARY REPORT. JAMA. 1931;96(21):1763–1765. doi:10.1001/jama.1931.02720470017007
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