BRUSSELS : The European Commission said on Monday it would contribute 400 million euros ($476 million) to an initiative led by the World Health Organization to buy COVID-19 vaccines.The initiative, dubbed COVAX, aims to purchase 2 billion doses by the end of 2021 of potential COVID-19 shots from several vaccine makers.The EU Commission is negotiating advance purchases of COVID-19 vaccines with several drugmakers on behalf of the 27 EU states and has said in past weeks EU governments cannot buy vaccines through parallel procurement schemes."Today, the Commission is announcing a 400 million euro contribution to COVAX for working together in purchasing future vaccines to the benefit of low and middle income countries," European Commission.