Wuhan might have had many cases of coronavirus who did not show symptoms or whose illness was mild enough to escape medical attention, a new study suggests. Photo: Chinatopix via AP
Wuhan might have had many cases of coronavirus who did not show symptoms or whose illness was mild enough to escape medical attention, a new study suggests. Photo: Chinatopix via AP

Thousands of covert coronavirus cases go under the radar in Wuhan, Chinese-led researchers say

  • Study suggests that 59 per cent of infections were asymptomatic or mild enough not to attract medical attention
  • More investigation needed to determine scale and transmission of these cases, scientists say

Wuhan might have had many cases of coronavirus who did not show symptoms or whose illness was mild enough to escape medical attention, a new study suggests. Photo: Chinatopix via AP
Wuhan might have had many cases of coronavirus who did not show symptoms or whose illness was mild enough to escape medical attention, a new study suggests. Photo: Chinatopix via AP
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