Károly Vörös1, Jan Ehlers2, Christin Kleinsorgen3, Ingo Nolte4

1 Department and Clinic of Internal Medicine, University of Veterinary Medicine Budapest, István u. 2., 1078 Budapest, Hungary
2 Vice President Witten/Herdecke University, Faculty of Health, Personality Psychology and Diagnostics, Alfred-Herrhausen-Straße 50; D-58448 Witten, Germany
3 ZELDA – Centre for E-Learning, Didactics and Educational Research, University of Veterinary Medicine Hannover, Foundation, Bünteweg 2; D-30559 Hannover, Germany
4 Small Animal Clinic of the Veterinary University of Hannover, Foundation, Bünteweg 9, D-30559 Hanover, Germany

The cooperation between the Hannover and Budapest veterinary schools are supported by the German Academic Exchange Service (DAAD).  All audio recordings and digital phonocardiograms were recorded with an Analyser Meditron Master Elite Stethoscope System, Welch Allyn Corp., Skaneateles Falls, NY, USA


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