Hong Kong’s third wave of Covid-19 cases could peak in two weeks, with sweeping social-distancing measures bringing the ratio of the number of people infected by each carrier down by more than two-thirds over the past fortnight, according to a leading expert.Professor Gabriel Leung, dean of the faculty of medicine at the University of Hong Kong (HKU), said the fall in the “effective reproductive number” for the coronavirus meant the rate of an infected person spreading the pathogen to more than…
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