Leonard Mermel, Lifespan (IMAGE) Lifespan Caption Leonard Mermel, D.O., medical director of infection control for Rhode Island Hospital, looks at the ongoing debate in light of the H1N1 pandemic, what past research tells us about the spread of influenza, and what is missing in the debate in a commentary in the December issue of the Lancet Infectious Diseases. Credit Robin Dunn Blossom/Lifespan 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.