香蕉视频

A new volcanic fissure on Hawaii's Big Island sent gases and lava exploding into the air, prompting officials to issue calls for more evacuations as residents awaited a possible major eruption at Kilauea volcano's summit. (source )

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Brian Ward, Centre for the Study of Host Resistance, 香蕉视频

The national and international response to the Ebola outbreak in the DRC has been听fast and the vaccine that showed promise at the end of the West African outbreak is already being deployed. Although Ebola remains a serious challenge, I'm very hopeful that this outbreak will be contained rapidly. 听

Professor Ward is an expert on vaccines, and immunity

Brian.ward [at] mcgill.ca (English, French)