title: Secondary reference materials.
authors.affiliation: Research School of Medicine, University of Leeds, United Kingdom. jwhicher@compuserve.com
authors.forename: J T
authors.initials: JT
authors.lastname: Whicher
mesh_terms: D001704:Biopolymers / Q000032:analysis; D001798:Blood Proteins / Q000032:analysis; D019411:Clinical Laboratory Techniques / Q000592:standards*; D006801:Humans; D007118:Immunoassay / Q000592:standards; D007136:Immunoglobulins / Q000032:analysis; D012015:Reference Standards; D012016:Reference Values; D014944:World Health Organization
chemical_list: D001704:Biopolymers; D001798:Blood Proteins; D007136:Immunoglobulins