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See what readers worldwide have been citing and sharing. In this Web Focus we highlight a selection of articles from 2021, which top the list of the journal’s most cited, downloaded and most shared (including press coverage, blogs, Twitter, Facebook and Weibo). They showcase the breadth of scope and coverage that the journal consistently delivers to its readers
2020 has witnessed unprecedented situations due to coronavirus pandemic that affected all aspects of life. The whole globe lived months of uncertainty before two companies have announced the incredible results of phase III clinical trials for two different mRNA-based vaccines.