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At the very beginning, participation to those trials or medicines was free. But after a few weeks, Xie asked the participants to pay from 300 to 1,000 yuan ( to 0), according to the report.
At the centre of this system is the World Trade Organization, which was established in 1995 by the international community in pursuit of open, fair and equitable trade following nine rounds of multilateral trade negotiation to reduce trade barriers. With 164 members that account for over 95 per cent of global trade, the WTO has become a major platform for trade issues. There has been a dramatic reduction in average tariffs applied by WTO members, and global trade in goods has quadrupled over the past 20 years. Trade has become a driving force for global growth and trade liberalisation is now an international consensus. Despite new challenges, this body is capable of reform and overhauling itself in order to cement its position as the centrepiece of the multilateral trading system. This will be key to warding off the potential disaster of trade protectionism.
At the summit, President Xi Jinping outlined new measures to strengthen China-Africa peace and security cooperation, and reached important consensus with African leaders on launching the peace and security initiative. China-Africa relations have for many years been defined by development, but now a conversation to engage in matters of peace and security has gained momentum.
At the Friday conference, Maria Van Kerkhove, technical lead of the WHO Health Emergencies Programme, said it is "very very welcome news" to hear that there are no more severe cases and no more patients of COVID-19 in Wuhan.
At present, the concept of precision medicine is being recognized worldwide. Brain science has made breakthrough, so that functional neurological disease diagnosis and treatment are gaining momentum. The great progress of information and engineering technology has made medical development even more powerful: from nerve navigation to robotics, from visual simulation to reality enhancement, from brain-to-machine fusion to artificial intelligence.
来源：资阳报