1. Department of SurgeryUniversity of California IrvineIrvine California
2. Department of Food Hygiene and Consumer Health ProtectionWroclaw University of Environmental and Life SciencesWroclaw Poland
3. Department of Surgery (A)University‐Hospital Düsseldorf, Heinrich‐Heine University Düsseldorf Germany
4. Division of Infectious diseasesUniversity of Warmia and MazuryOlszytn Poland
5. Department of Biochemistry and Molecular Biology, Faculty of Veterinary SciencesWroclaw University of Environmental and Life SciencesWroclaw Poland