Scientists from 32 countries urged who to reconsider recommendations for the coronavirus

A group of scientists from 39 countries wrote a letter to the world health organization, which called for a review of recommendations for the coronavirus, the newspaper reported The New York Times July 4.

A letter signed by 239 researchers. It is expected to be published in a scientific journal this week.

Who believesthat the main mode of transmission of coronavirus is an airborne, through droplets that are secreted from the respiratory tract of an infected person when coughing or sneezing.

But according to the authors, the coronavirus can spread to even smaller particles than droplets, and they can much longer to linger in the air. Scientists pointed to several outbreaks of coronavirus in poorly ventilated and overcrowded dwellings.

If these assumptions are true, then, as noted by The New York Times, the new preventive measures should include wearing masks in areas subject to social distance, and doctors may need to the mask type N95 “to filter even the smallest respiratory droplets.” In addition, in schools, nursing homes, residential homes, and businesses will need to refurbish the ventilation system, installing a powerful air filters.

The who promotes hand washing as one of the ways to prevent coronavirus disease, but as noted by scholars, there is limited evidence that the virus can be transmitted by contact with surfaces.

Technical lead of the who in the prevention and control of infections Benedetta allegranzi of said proof of transmission of coronavirus using small particles is unconvincing. The who considers air transmission possible, “but not backed by compelling or even clear evidence,” she said.

Flash coronavirus infection COVID-19 began in late 2019 in China. March 11, 2020, the who announced the spread of the coronavirus pandemic.

By 6 July, according to data from the American Johns Hopkins University that tracks the spread of the coronavirus SARS-CoV-2 online, total number of infected people in the world exceeded 11,49 million people, including more than 535,1 thousand died, and of 6.21 million recovered.

In June, the who Director-General tedros adhanom Ghebreyesus announced the beginning of a “new and dangerous phase” of the pandemic coronavirus. He noted that people are tired to comply with quarantine requirements, while the coronavirus is still spreading rapidly.

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