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Scientific American

2021-02-14, 23:32
Why COVID Vaccines Are Taking So Long to Reach You


Bottlenecks in supply chains and difficult appointment-registration systems are slowing distribution



-- Read more on ScientificAmerican.com


https://www.scientificamerican.com/artic...reach-you/
www.chinaphonearena.com > Off The Wall > Tech & Science > [Sci-Am] Why COVID Vaccines Are Taking So Long to Reach You