Columbia subject headings:
Harvard subject headings:
Cerium--Isotopes--Environmental aspects.
Cerium--Isotopes--Metabolism.
Cerium--Isotopes--Toxicology.
Radiation--Dosage
Princeton subject headings:
Cerium--Isotopes--Environmental aspects.
Cerium--Isotopes--Metabolism.
Cerium--Isotopes--Toxicology.
Radiation--Dosage.