MeSH definition : Unstable isotopes of lead that decay or disintegrate emitting radiation. Pb atoms
with atomic weights 194-203, 205, and 209-214 are radioactive lead isotopes.;
MeSH synonym : radioisotopes, lead;
MeSH annotation : Pb-194-203, 205, 209-214; for routine use as tracer, use no qualifiers; for routine use as tracer, use no qualifiers;
Unstable isotopes of lead that decay or disintegrate emitting radiation. Pb atoms
with atomic weights 194-203, 205, and 209-214 are radioactive lead isotopes.