level of ectonucleoside triphosphate diphosphohydrolase 6 (human) in cerebrospinal fluid (Ontology of Biological Attributes identifier OBA_2056341) is the amount of a ectonucleoside triphosphate diphosphohydrolase 6 (human) when measured in cerebrospinal fluid. Also known as: cerebrospinal fluid ectonucleoside triphosphate diphosphohydrolase 6 (human) amount.