ISSN:
1476-4687
Source:
Nature Archives 1869 - 2009
Topics:
Biology
,
Chemistry and Pharmacology
,
Medicine
,
Natural Sciences in General
,
Physics
Notes:
[Auszug] DURING the period May 1952-November 1954, international comparisons have been made of standard samples of the radioactive nuclides sodium-24, phosphorus-32, cobalt-60, strontium-90-f-yttrium-90, iodine-131 and gold-198. The organizations taking part in these measurements and comparisons have been ...
Type of Medium:
Electronic Resource
URL:
http://dx.doi.org/10.1038/177012a0