Emerg Infect DiseidEmerging Infectious Diseases1080-60401080-6059Centers for Disease Control89032142639831Research ArticleApplication of pulsed-field gel electrophoresis to an international outbreak of Salmonella agona.ThrelfallE. J.HamptonM. D.WardL. R.RoweB.Laboratory of Enteric Pathogens, Central Public Health Laboratory, London, United Kingdom.Apr-Jun199622130132