Immunologic studies in an epidemic of salmonella infections.
D000368:Aged; D000906:Antibodies; D000937:Antigen-Antibody Reactions; D000941:Antigens; D003428:Cross Infection; D006386:Hemagglutination Tests; D006707:Homes for the Aged; D006801:Humans; D012475:Salmonella / Q000276:immunology; D012480:Salmonella Infections / Q000175:diagnosis / Q000276:immunology*
D000906:Antibodies; D000941:Antigens