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Johnson, Y.; Colby, M.; Tablante, N.; Hegngi, F.; Salem, M.; Gedamu, N.; Pope, C. Application of Commercial and Backyard Poultry Geographic Information System Databases for the Identification of Risk Factors for Clinical Infectious Laryngotracheitis in a Cluster of Cases on the Delmarva Peninsula. Int. J. Poult. Sci. 2004, 3 (3), 201–205. https://doi.org/10.3923/ijps.2004.201.205.