term,name,definition,category,provenance,provenance_uri,note benzo_a_pyrene,Benzo(a)pyrene,"Benzo(a)pyrene (C20H12), a polycyclic aromatic hydrocarbon (PAH)",,Originally from the CUAHSI HIS VariableNameCV. See: http://his.cuahsi.org/mastercvreg/edit_cv11.aspx?tbl=VariableNameCV.,,