Bruner, D. W The ballerup group of paracolon bacteria / by D. W. Bruner, P. R. Edwards, Alice S. Hopson - Lexington, Kentucky : Agricultural Experiment Station - 20 p. - Kentucky. Agri. Exp. Sta., Bull.; 543 . LCCN: 202143 Subjects--Topical Terms: Salmonella Bacterias patógenas