High prevalence of Human Herpesvirus 8 in schizophrenic patients. - Hannachi, Neila; El Kissi, Yousri; Samoud, Samar; Nakhli, Jaafar; Letaief, Leila; Gaabout, Samia; Ben Hadj Ali, Bechir; Boukadida, Jalel (Psychiatry Research, 2014)