covid-19 attack rate decreases with city size
covid-19 attack rate decreases with city size
here, we estimate the growth rates and reproductive numbers of covid-19 in us cities from march 14th through march 19th to reveal a power-law scaling relationship to city population size.", "this means that covid-19 is spreading faster on average in larger cities with the additional implication that, in an uncontrolled outbreak, larger fractions of the population are expected to become infected in more populous urban areas.", "we discuss the implications of these observations for controlling the covid-19 outbreak, emphasizing the need to implement more aggressive distancing policies in larger cities while also preserving socioeconomic activity."


































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