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Covid-19 vaccines: Should we allow human challenge studies to infect healthy volunteers with SARS-CoV-2?

BMJ 2020; 371 doi: https://doi.org/10.1136/bmj.m4258 (Published 09 November 2020) Cite this as: BMJ 2020;371:m4258

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Article usage

Article metrics provide readers and authors with an indication of how often a specific article has been accessed month by month. It counts three formats - abstract/extract, full text and pdf. The page is updated each day.

Usage statistics: November 2020 to May 2023

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AbstractFullPdf
Nov 2020499903748
Dec 2020166221310
Jan 202142918182
Feb 202182594157
Mar 202142048292
Apr 202141245258
May 20213857203
Jun 202168846149
Jul 202155465115
Aug 20214529106
Sep 2021746594
Oct 20214474137
Nov 20217299150
Dec 20211234109
Jan 20221246127
Feb 2022219265
Mar 2022028398
Apr 20221256115
May 20221310177
Jun 20221422115
Jul 2022125759
Aug 20221265128
Sep 2022022533
Oct 2022031721
Nov 2022424818
Dec 2022220711
Jan 2023530594
Feb 2023330560
Mar 2023233225
Apr 2023129467
May 2023023914
Total259338014237
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