level of serine protease inhibitor Kazal-type 2 (human) in cerebrospinal fluid (Ontology of Biological Attributes id OBA_2057335) is the amount of a serine protease inhibitor Kazal-type 2 (human) when measured in cerebrospinal fluid. Also known as: cerebrospinal fluid serine protease inhibitor Kazal-type 2 (human) amount.