level of tyrosine-protein phosphatase non-receptor type 13 (human) in cerebrospinal fluid (Ontology of Biological Attributes term OBA_2058617) is the amount of a tyrosine-protein phosphatase non-receptor type 13 (human) when measured in cerebrospinal fluid. Also known as: cerebrospinal fluid tyrosine-protein phosphatase non-receptor type 13 (human) amount.