A sanitary worker sprays disinfectant as part of preventive measures against the H1N1 flu virus, at Mihai Viteazul National College in Bucharest November 11, 2009. Three cases were reported at the school and it was closed for a week. Romania's health authorities declared on Wednesday that 1057 people have been infected with the H1N1 virus since the first case in the Balkan country was reported in May. REUTERS/Bogdan Cristel (ROMANIA HEALTH SOCIETY)
REUTERS/BOGDAN CRISTEL