level of glycerophosphocholine cholinephosphodiesterase ENPP6 in blood serum (OBA_2041482, an Ontology of Biological Attributes id) is the amount of a glycerophosphocholine cholinephosphodiesterase ENPP6 when measured in blood serum. Also known as: blood serum glycerophosphocholine cholinephosphodiesterase ENPP6 amount.