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. 2020 May 7;129:104806. doi: 10.1016/j.ssci.2020.104806

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Since January 2020 Elsevier has created a COVID-19 resource centre with free information in English and Mandarin on the novel coronavirus COVID-19. The COVID-19 resource centre is hosted on Elsevier Connect, the company's public news and information website. Elsevier hereby grants permission to make all its COVID-19-related research that is available on the COVID-19 resource centre - including this research content - immediately available in PubMed Central and other publicly funded repositories, such as the WHO COVID database with rights for unrestricted research re-use and analyses in any form or by any means with acknowledgement of the original source. These permissions are granted for free by Elsevier for as long as the COVID-19 resource centre remains active.

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Fig. 1 — Summary statistics on bibliographic details of the studies published on Coronaviruses and COVID-19. (a) The temporal distribution of the publications on Coronaviruses as well as their cumulative number of publications (data for 2020 only represents the first three months). Plots (b) and (c) show most published authors and journals on Coronaviruses respectively. Plots (d) and (e) show authors and journals with the highest number of publications on COVID-19 respectively. Plots (f) and (g) respectively show the top subject areas and top document types for publications on COVID-19.