Substances that comprise all matter. Each element is made up of atoms that are identical in number of electrons and protons and in nuclear charge but may differ in mass or number of neutrons.
See also reference (FX) in Slovak
izotopy rádioizotopy
See also reference (FX) in English
Isotopes Radioisotopes
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(15) - ARTICLES
(2) - MeSH descriptor
(4) - CiBaMed
(7) - BOOKS
subject heading
Number of the records: 1
openseadragon
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