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research general questions of health during covid 19​

Sagot :

Answer:

WHAT ARE CORONAVIRUSES?

Coronaviruses are a large family of viruses causing a range of illnesses, from the common cold to more serious infections such as those caused by Middle East Respiratory Syndrome-related Coronavirus (MERS-CoV) and Severe Acute Respiratory Syndrome-related Coronavirus (SARS-CoV). Coronavirus can also cause a variety of diseases in farm animals and domesticated pets.

WHERE DID THE COVID-19 ORIGINATE?

Last 31 December 2019, a clustering of pneumonia cases of unknown etiology  in Wuhan, China was reported to the WHO Country Office. The outbreak was later determined to be caused by a new coronavirus strain that has not been previously identified in humans.