Comic: Stenosis (IMAGE) Charité - Universitätsmedizin Berlin Caption Stenosis: Comics can help patients feel less anxious before cardiac catheterization. Credit Brand, Gao, Hamann, Martineck, Stangl/Charité Usage Restrictions The image may only be used with appropriate caption or credit. License Licensed 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.