Hong Kong should conduct genomic sequencing for every Covid-19 patient to date to trace all possible sources of infection ahead of a new coronavirus wave that could attack the city as early as autumn, a top epidemiologist has proposed.Professor Gabriel Leung, dean of the University of Hong Kong’s medical school and one of the experts advising the government on the disease, also warned the next wave of infections could be even more serious, citing the devastating 1918 influenza pandemic as an…
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