<p>Interview with David S. Friedman, MD, MPH, PhD, author of Prevalence of Nonrefractive Visual Impairment in US Adults and Associated Risk Factors, 1999-2002 and 2005-2008</p>

Association Between World Trade Center Exposure and Excess Cancer Risk

Go beyond the latest discoveries with nuanced, in-depth conversations in Healthy Dialogue, a podcast from the JAMA Network. Host and JAMA Senior Editor, Derek C. Angus, MD, MPH, sits down with the world's leading experts to explore the most pressing issues in health and health care.