title: Letter: Interferon in serum and cerebrospinal fluid in subacute sclerosing panencephalitis.
mesh_terms: D006801:Humans; D007372:Interferons / Q000032:analysis* / Q000097:blood / Q000134:cerebrospinal fluid; D013344:Subacute Sclerosing Panencephalitis / Q000097:blood / Q000134:cerebrospinal fluid*
chemical_list: D007372:Interferons