On antigenic O-relationships between the groups Salmonella, Arizona, Escherichia and Shigella).
D001130:Arizona; D004755:Enterobacteriaceae / Q000276:immunology*; D004925:Escherichia / Q000276:immunology*; D012475:Salmonella / Q000276:immunology*; D012760:Shigella / Q000276:immunology*
ESCHERICHIA/immunology; PARACOLOBACTRUM/immunology; SALMONELLA/immunology; SHIGELLA/immunology