• Worldwide malaria prevention strategies: similarities and differences; Prof. B. Genton, Tropical and Travel Medicine Unit, Unisanté, CHUV
• Swiss malaria recommendation in 2019-2020;  Dr. O. Veit, Secretary-general of the Swiss Expert Committee for Travel Medicine
• Vaccines and travel advice in children < 2 y.o.;  Dr. Andrea Duppenthaler, Senior Attending Paediatric Infectiology, Insel Hospital Berne
• SARS then – 2019-CoV today; Prof. Annelies Wilder-Smith MD PhD, Professor of Emerging Infectious Diseases, Department of Disease Control, London School of Hygiene and Tropical Medicine