"Hafnium" is a descriptor in the National Library of Medicine's controlled vocabulary thesaurus,
MeSH (Medical Subject Headings). Descriptors are arranged in a hierarchical structure,
which enables searching at various levels of specificity.
Hafnium. A metal element of atomic number 72 and atomic weight 178.49, symbol Hf. (From Dorland, 28th ed)
Below are MeSH descriptors whose meaning is more general than "Hafnium".
Below are MeSH descriptors whose meaning is more specific than "Hafnium".
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