Has anyone seen any info anywhere on likely "causes" (I know that is not the right word) of more recent (post-lockdown) cases? I would be interested to know what percentage is people who are key workers or are otherwise still going to work, using public transport etc (or who live with people going out to work etc) and what percentage is people observing lock-down who must have caught it at the supermarket, from deliveries, during exercise etc.
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