Incidence of salmonella infection in man in Belgium 1962--1976.
D001530:Belgium; D006801:Humans; D012189:Retrospective Studies; D012475:Salmonella / Q000145:classification / Q000302:isolation & purification; D012480:Salmonella Infections / Q000453:epidemiology* / Q000382:microbiology; D012482:Salmonella paratyphi A / Q000302:isolation & purification; D012486:Salmonella typhimurium / Q000302:isolation & purification; D012703:Serotyping