The World Health Organization, today, Friday, raised the level of risk of the spread of the emerging corona virus in the world to "very high", saying that the continuous increase in the number of new cases and affected countries "is certainly a cause for concern."

"We have now raised our assessment of the seriousness of proliferation and the seriousness of the consequences of Covid-19 to a very high level in the world," WHO Director General Tedros Adhanom Giberisos told reporters.