Dysbiosis in a canine model of human fistulizing Crohn's disease - Maldonado-Contreras, Ana (University of Massachusetts Medical School. Department of Microbiology and Physiological Systems) ; Ferrer i Caubet, Lluís (Universitat Autònoma de Barcelona. Departament de Medicina i Cirurgia Animals) ; Cawley, C. (University of Massachusetts Medical School. Department of Microbiology and Physiological Systems) ; Crain, S. (Ocean State Veterinary Specialists) ; Bhattarai, S. (University of Massachusetts Medical School. Department of Microbiology and Physiological Systems) ; Toscano, J. (Cedars-Sinai Medical Center) ; Ward, D.V. (University of Massachusetts Medical School. Department of Microbiology and Physiological Systems) ; Hoffman, A. (University of Pennsylvania. School of Veterinary Medicine)