Wuhan coronavirus has become a global epidemic, according to CNN the number of confirmed cases globally stood at 31,420, with more than 31,000 of those in mainland China with 638 deaths.

Coronaviruses cause illness ranging from the common cold to more severe diseases such as Middle East Respiratory Syndrome (MERS-CoV) and Severe Acute Respiratory Syndrome (SARS-CoV).

Coronavirus outbreak was first confirmed in china Wuhan city the capital of Hubei province on 7 January2020, the virus has become a global emergency.

Global map identifying countries with confirmed cases of Wuhan coronavirus

Source WHO; table showing confirmed number of cases per country

Confirmed cases include people who have already been discharged from hospital,Mostly people from Wuhan or Hubei province in china.