- The vaccines must be proven safe and effective in large clinical trials.
- The Officials in individual countries will decide whether to approve the vaccines for national use and develop the new policies for how to use the vaccines in their country based on the WHO recommendations and howto use them.
- The vaccines must be manufactured in large quantities – all the while continuing to produce all the other important life-saving vaccines already in use.
- Vaccines will be distributed through a complex process, with big stock management and temperature control.
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