中国科学家屠呦呦（右）12月4日下午顺利抵达瑞典首都斯德哥尔摩，展开其为期一周的“诺奖之旅”。今年10月，屠呦呦因发现治疗疟疾的青蒿素疗法获得诺贝尔生理学或医学奖，成为首获科学类诺贝尔奖的中国人。【图片来源/新华社】

Chinese herbal expert and Nobel Prize Laureate Tu Youyou (R) arrives for 2015 Nobel Prize awards ceremony in Stockholm, capital of Sweden, Dec. 4, 2015. Tu was awarded a share of the 2015 Nobel Prize in Physiology or Medicine for her contribution in the discovery of Artemisinin, a drug that has significantly reduced the mortality rates for malaria patients. (Xinhua/Ye Pingfan)