Columbia subject headings:
Harvard subject headings:
Plutonium in the body.
Plutonium--Environmental aspects.
Transuranium elements in the body.
Transuranium elements--Environmental aspects.
Princeton subject headings:
Plutonium--Environmental aspects.
Plutonium--Physiological effect.
Transuranium elements--Environmental aspects.
Transuranium elements--Physiological effect.