A sign reading "shortage of FFP2 protective face mask, chirurgical face mask and alcohol hand sanitising gel" is seen at a pharmacy in Dieppe, northeastern France, March 4, 2020. COVID-19 cases in France rose to 285 on Wednesday, up by 73 from a day earlier, Health General Director Jerome Salomon said at a daily briefing over the novel coronavirus outbreak. (Xinhua/Gao Jing)

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