Vi antigen found in -a) Salmonella paratyphi 'A'b) Salmonella paratyphi 'C'c) Salmonella dublind) Kiebsiella pneumoniaee) Citrobacter fregalis
High-Yield Explanation
Vi Antigen is possessed by S Typhi and S. Paratyphi C, S. Dublin, Citrobacter (Ballerup-Bethesda group).