immune Coronavirus may have infected half of UK population — Oxford study The new coronavirus may already have infected far more people in the UK than scientists had previously estimated — perhaps as much as half the population — according to modelling by researchers at the University of Oxford. If the results are confirmed, they imply that fewer than one in a thousand of those infected with Covid-19 become ill enough to need hospital treatment, said Sunetra Gupta, professor of theoretical epidemiology, who led the study. The vast majority develop very mild symptoms or none at all. “We need immediately to begin large-scale serological surveys — antibody testing — to assess what stage of the epidemic we are in now,” she said. unlocked China to lift lockdown in most of coronavirus hit Hubei province People with a clean bill of health will be allowed to leave, the provincial government said. The city of Wuhan, where the outbreak started in late December, will remain locked down until April 8. China barred people from leaving or entering Wuhan starting Jan. 23 in a surprise middle-of-the-night announcement and expanded it to most of the province in succeeding days. Train service and flights were cancelled and checkpoints set up on roads into the central province. The drastic steps came as the coronavirus began spreading to the rest of China and overseas during the Lunar New Year holiday, when many Chinese travel

locked India, population 1.3 billion, orders 'complete' coronavirus lockdown New Delhi (CNN)Prime Minister Narendra Modi ordered a "complete" lockdown for India's 1.3 billion people on Tuesday, warning that "many families will be destroyed forever" if the country didn't get to grips with its coronavirus outbreak in the next three weeks. Modi said the lockdown would start at midnight local time, would last for a minimum of 21 days, and would apply to all of India's 36 states and territories. princess High coronavirus attack rate on cruise ships likely due to many asymptomatic people: CDC A sizable proportion of asymptomatic people could explain the high attack rate of COVID-19 among cruise ship passengers and crew, the US Centers for Disease Control and Prevention said in a new report. CDC said available statistical models of the Diamond Princess outbreak suggest that 17.9% of infected persons never developed symptoms.