The amount of a ETS-related transcription factor Elf-5 (human) when measured in cerebrospinal fluid. The trait is Ontology of Biological Attributes entry OBA_2081604 (level of ETS-related transcription factor Elf-5 (human) in cerebrospinal fluid). Also known as: cerebrospinal fluid ETS-related transcription factor Elf-5 (human) amount.