2 0 0 http://purl.obolibrary.org/obo/UO_0010048 micromole 'micromole' EquivalentTo 'mole based unit' and (http://purl.obolibrary.org/obo/has_prefix some 'micro') 'micromole' SubClassOf http://purl.obolibrary.org/obo/has_prefix some 'micro' 'micromole' SubClassOf 'mole based unit' 'micromole' SubClassOf 'substance unit' http://purl.obolibrary.org/obo/UO_0000176 milligram per milliliter 'milligram per milliliter' SubClassOf 'gram per liter based unit' 'milligram per milliliter' EquivalentTo 'gram per liter based unit' and (http://purl.obolibrary.org/obo/has_prefix some 'milli') 'milligram per milliliter' SubClassOf 'gram per milliliter based unit' 'milligram per milliliter' EquivalentTo 'gram per milliliter based unit' and (http://purl.obolibrary.org/obo/has_prefix some 'milli')