Scientists have confirmed the influence of blood group on the

a Number of independent studies say that the blood group of a person is directly affects the severity of the disease in the coronavirus.

As reported in The New England journal of Medicine, the most severely a new virus carried by owners of the second group of blood.

While people with the first blood group are often asymptomatic carriers or suffer mild.

Similar conclusions made previously, scientists from Germany, now joined by experts from the Colombian University in the USA, Mazandaran medical University, Iran and several medical institutions of China.

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