Tashkent, Feb. 23 -- The World Health Organization on Monday (February 22) warned that vaccines will be "a limited resource" until the end of the year and urged high-income countries to step up and donate to COVAX facility.

"For now, and for the rest of this year, vaccines will be a limited resource. We must use the as strategically as we can," WHO director-general Tedros Adhanom Ghebreyesus told a news briefing in Geneva.

The WHO chief welcomed French President Emmanuel Macron's call on Europe and the United States to allocate up to 5% of their current vaccine supplies to developing countries in an effort to avoid an unprecedented acceleration of global inequality.

But he stressed more could be done and a 22.9 billion US dollars gap s...