2015's Nobel laureates in Physiology or Medicine William C. Campbell (L), Satoshi Omura (C) and Tu Youyou attend the Nobel Prize award ceremony at the Concert Hall in Stockholm, capital of Sweden, Dec. 10, 2015. (Photo: Xinhua/Ye Pingfan)
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2015's Nobel laureates in Physiology or Medicine William C. Campbell (L), Satoshi Omura (C) and Tu Youyou attend the Nobel Prize award ceremony at the Concert Hall in Stockholm, capital of Sweden, Dec. 10, 2015. (Photo: Xinhua/Ye Pingfan)
