Clinical manifestations and diagnosis of Listeria monocytogenes infection
www.UptoDate June, Gelfand, M.S., 2015
The Spectrum of Septic Encephalopathy:Definitions, Etiologies, and Mortalities
JAMA 275:470-473, Eldelman,L.A.,et al, 1996
Meningitis Caused by Gram-Negative Bacilli
Ann Int Med 93:253-260, Berk,S.L.,et al, 1980