A nurse from the California Nurses Association, wearing a surgical mask, attends a rally at the University of California San Francisco Medical Center
A nurse from the California Nurses Association, wearing a surgical mask, attends a rally at the University of California San Francisco Medical Center, August 5, 2009. The rally was held to protest what nurses say are safety gaps in California hospitals preparation for an H1N1 pandemic. REUTERS/Robert Galbraith (UNITED STATES POLITICS HEALTH CONFLICT IMAGES OF THE DAY)
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