Respiratory Illness Test (VIDEO) Duke University Medical Center This video is under embargo. Please login to access this video. To view this video please enable JavaScript, and consider upgrading to a web browser that supports HTML5 video Caption Ephraim Tsalik, M.D., Ph.D., assistant professor of medicine at Duke Health and Emergency Medicine provider at the Durham VA, and colleagues are fine-tuning a test that can determine whether a respiratory illness is caused by infection from a virus or bacteria so that antibiotics can be more precisely prescribed. Credit Shawn Rocco/ Duke Health Usage Restrictions None 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.