A pupil is injected the vaccine against the A/H1N1 flu in Lhasa, capital of southwest China's Tibet Autonomous Region, Oct. 14, 2009. The Health Ministry has already sent 200,000 doses of flu vaccine to Tibet Autonomous Region. Students of primary and middle schools and children in kindergartens started to be given the vaccines on Wednesday.(Xinhua/Gesang Dawa)

A pupil is injected the vaccine against the A/H1N1 flu in Lhasa, capital of southwest China's Tibet Autonomous Region, Oct. 14, 2009. (Xinhua/Gesang Dawa) 

A pupil is injected the vaccine against the A/H1N1 flu in Lhasa, capital of southwest China's Tibet Autonomous Region, Oct. 14, 2009.(Xinhua/Gesang Dawa)