1. Center for Natural and Cultural History of Man; Danube Private University; Krems Austria
2. Department of Quality Management and Accreditation; Leuphana University; Lüneburg Germany
3. University Center for Dental Medicine Basel; University of Basel; Basel Switzerland
4. Department of Biological, Environmental and Occupational Health Sciences; University of Ghana; Accra Ghana
5. Duy Tan University; Da Nang Vietnam
6. Institute for Tropical Medicine; Eberhard Karls University; Tübingen Germany
7. Health Focus GmbH; Potsdam Germany