7 2 0 http://purl.obolibrary.org/obo/NCBITaxon_2759 Eukaryota 'Eukaryota' SubClassOf 'organism' http://purl.obolibrary.org/obo/NCBITaxon_2 Bacteria 'Bacteria' SubClassOf 'organism' http://purl.obolibrary.org/obo/NCBITaxon_10239 Viruses 'Viruses' SubClassOf 'organism' http://purl.obolibrary.org/obo/OBI_0100026 organism 'organism' EquivalentTo 'Viruses' or 'Bacteria' or 'Archaea' or 'Eukaryota' http://purl.obolibrary.org/obo/NCBITaxon_2157 Archaea 'Archaea' SubClassOf 'organism' http://purl.obolibrary.org/obo/OPMI_0000572 drug exposure 'drug exposure' SubClassOf 'medical occurrence' 'drug exposure' SubClassOf http://purl.obolibrary.org/obo/OPMI_0000618 http://purl.obolibrary.org/obo/OPMI_0000554 device exposure 'device exposure' SubClassOf 'medical occurrence' 'device exposure' SubClassOf http://purl.obolibrary.org/obo/OPMI_0000618 http://purl.obolibrary.org/obo/OPMI_0000594 medical observation data 'medical observation data' SubClassOf 'data item' http://purl.obolibrary.org/obo/OPMI_0000618 medical exposure 'medical exposure' SubClassOf 'medical occurrence'