BBC News
By Lucy Rodgers
Although Covid-19 vaccine production has been ramped up from zero to billions of doses in record time, a shortage of raw materials and equipment has limited the number of doses that can be made.
To try to ease some of these bottlenecks, a marketplace has been launched - a sort-of pharmaceutical equivalent of eBay - to help manufacturers and suppliers see what is available and allow them to trade in one place.
The platform will help match unused materials and surplus stock to companies that need them, starting with the things under greatest pressure.
Here we take a look at some of the key components causing bottlenecks, as well as wider issues surrounding the rollout, such as intellectual property.
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