"Technetium 99mSYNCI" . "Element, Ion, or Isotope"^^ . "Technetium_99m"^^ . "CHEBI:33371"^^ . "TECHNETIUM TC-99MPTFDA6EW75241VU" . "C1642"^^ . "Tc"^^ . "One of the radioactive isotopes of technetium, a gamma/beta-emitter with a half life of 6 hours.NCI" . "14133-76-7"^^ . "Technetium TC-99m"^^ . . . . "Technetium TC-99m"^^ . "FDA"^^ . . "Tc 99mSYNCI" . "C0303611"^^ . "6EW75241VU"^^ . "Technetium TC-99mPTNCI" . .