WTO: Patent waiver not enough to end vaccine inequality

Patent waivers are not enough to end COVID-19 vaccine inequality, said the World Trade Organization chief. The global trade body has for months been facing calls led by India and South Africa to temporarily remove the intellectual property protections on COVID-19 vaccines, in a move proponents say would help boost production in developing countries that so far have received far fewer jabs. Let's listen to what Wu Zhiwei, director of the Center for Public Health Research at Nanjing University's Medical School, has to say on the issue. 

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