Gerard J. Criner, MD, FACP, FACCP, Chair and Professor of Thoracic Medicine and Surgery at the Lewis Katz School of Medicine at Temple University and Director of the Temple Lung Center, shared insight with Healio Pulmonology on his abstract presented at the American Thoracic Society International Conference showing the first long-term data on the EMPROVE trial, which investigated the benefits and durability of the Spiration Valve System in patients who have emphysema.