Vaccination of Immunocompromised Cats - Hartmann, Katrin (Ludwig Maximilian University of Munich. Clinic of Small Animal Medicine) ; Möstl, Karin (University of Veterinary Medicine. Institute of Virology) ; Lloret, Albert (Universitat Autònoma de Barcelona. Hospital Clínic Veterinari) ; Thiry, Etienne (Liège University. Veterinary Virology and Animal Viral Diseases) ; Addie, Diane D. (University of Glasgow. Veterinary Diagnostic Services) ; Belák, Sándor (Swedish University of Agricultural Sciences (SLU). Department of Biomedical Sciences and Veterinary Public Health) ; Boucraut-Baralon, Corine (Scanelis Laboratory) ; Egberink, Herman (University of Utrecht. Department of Biomolecular Health Sciences) ; Frymus, Tadeusz (Warsaw University of Life Sciences. Department of Small Animal Diseases with Clinic) ; Hofmann-Lehmann, Regina (University of Zurich. Department of Clinical Diagnostics and Services) ; Lutz, Hans (University of Zurich. Department of Clinical Diagnostics and Services) ; Marsilio, Fulvio (Università Degli Studi di Teramo. Faculty of Veterinary Medicine) ; Pennisi, Maria Grazia (Università di Messina. Dipartimento di Scienze Veterinarie) ; Tasker, Séverine (Linnaeus Veterinary Ltd.) ; Truyen, Uwe (University of Leipzig. Institute of Animal Hygiene and Veterinary Public Health) ; Hosie, Margaret J. (University of Glasgow Centre for Virus Research)