1940- 1996l-274 1997e-840 biography communicablediseases disasterfilms drama epidemics epidemiology featurefilms fisher-hoch hemorrhagicfever hemorrhagicfevers josephb mccormick peters popularworks sciencefictionfilms susan thrillers(motionpictures) unitedstates videorecordingsforthehearingimpaired viral virologists virology viruses worldhealthorganization wz100m477631996 wz100p481v1997