level of glycerophosphocholine phosphodiesterase GPCPD1 (human) in cerebrospinal fluid (OBA_2081140, an Ontology of Biological Attributes term) is the amount of a glycerophosphocholine phosphodiesterase GPCPD1 (human) when measured in cerebrospinal fluid. Also known as: cerebrospinal fluid glycerophosphocholine phosphodiesterase GPCPD1 (human) amount.