0 2 0 http://purl.obolibrary.org/obo/DIDEO_00000101 hepatic clearance ratio 'hepatic clearance ratio' SubClassOf 'pharmacokinetic parameter ratio' http://purl.obolibrary.org/obo/DIDEO_00000094 renal clearance ratio 'renal clearance ratio' SubClassOf 'pharmacokinetic parameter ratio'