Rus in Urbe

Abstract
There are many dangers to life in New York City, but until now they have not included Rocky Mountain spotted fever. In this issue of the Journal, Salgo and colleagues report four cases of Rocky Mountain spotted fever in the Bronx.1 The observation adds another twist to the peculiar and fascinating biology of Rickettsia rickettsii. Most physicians have never seen a case of Rocky Mountain spotted fever; they know it only as an oddity, confined to a few regions of the Western Hemisphere and a few pages at the back of the textbook. Yet it remains important historically, biologically, . . .
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