Gast, Richard K Horizontal transmission of Salmonella Enteritidis in experimentally infected laying hens housed in conventional or enriched cages. [electronic resource] - Poultry science Dec 2014 - 3145-51 p. digital Publication Type: Journal Article ISSN: 0032-5791 Standard No.: 10.3382/ps.2014-04237 doi Subjects--Topical Terms: AnimalsChickensFemaleHousing, AnimalPoultry Diseases--microbiologySalmonella Infections, Animal--microbiologySalmonella enteritidis--physiology