1. Steven B. Markowitz, Amy Manowitz, Amaka C. Onyekelu-Eze, Lewis D. Pepper, and Albert Miller are with Barry Commoner Center for Health and the Environment, Queens College, City University of New York, Flushing, NY. Jeffrey A. Miller is with the Department of Veterans Affairs New Jersey Health Care System East Orange Campus, Department of Radiology, East Orange. James S. Frederick is with United Steelworkers, Health, Safety, and Environment Department, Pittsburgh, PA. Shannon A. Widman is with Duke Office...