D019785Chemicals & DrugsD02.241.081.583.450D02.491.485.450D02.691.825.475D12.125.072.401.840Technetium Tc 99m Disofeninprns:meshDescriptorUIMeSH DescriptorUIprns:meshSemanticGroupNameMeSH semantic group nameprns:meshTreeNumberMeSH tree numberrdf:typetyperdfs:labellabelConcept