VoicesLetter: EpidemicBookmarkCommentsGo to commentsBookmark popoverRemoved from bookmarksClose popoverSir: Is it me, or am I seeing the word "ubiquitous"' everywhere these days?JOHN MITCHELLHertfordMore aboutDrugsHertfordshireStomachJoin our commenting forumJoin thought-provoking conversations, follow other Independent readers and see their repliesComments
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