Dr. Katherine Cahill (IMAGE) Vanderbilt University Medical Center Caption Katherine Cahill, MD, medical director of Clinical Asthma Research in the Division of Allergy, Pulmonary, and Critical Care Medicine at Vanderbilt University Medical Center. Credit Vanderbilt University Medical Center Usage Restrictions Vanderbilt University Medical Center 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.