Charité expert in Colombia (IMAGE) Charité - Universitätsmedizin Berlin Caption During a visit to the border region between Colombia and Venezuela, a member of Prof. Jan Felix Drexler's team demonstrates how to perform a rapid antigen test. © Charité | Edmilson de Oliveira Filho Credit © Charité | Edmilson de Oliveira Filho Usage Restrictions Image may only be used for the coverage of the accompanying press release and provided full credit is given License Original content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.