Prevalence of HTLVIII/LAV antibodies in Italian asymptomatic hemophiliacs given commercial concentrates of factors VIII and IX - Verani, P; Mariani, G; Mannucci, P M; De Rossi, G; Nicoletti, L; Titti, F; Falcione, E; Pasqualetti, D; Ammassari, M; Gringeri, A; Mandelli, F; Rossi, G B (J Med Virol, 1986)