This issue has been produced during the pandemic. Although it is mainly a record of the Four Academies Forum, of last November, it also contains other papers?—?not least a timely paper by Graham Bell FRSN outlining a test for changes in taste (and smell) that might be evidence of infection by COVID-19. This test, although not definitive, can be performed at home, and might lead to further, more rigorous testing for any possible infection.
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