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02/22/2022

🚨Lecture on smallpox (Variola)🚨

🍀Define🍀

💊Smallpox is an acute infectious disease, caused by the smallpox virus (Variola virus), spread mainly through the respiratory tract. Clinically, the disease has a syndrome of serious infection - severe systemic intoxication, which ranges from maculopapular to dehydration and purulent discharge, leaving permanent scars.👍
💊Smallpox easily causes a large epidemic with a high mortality rate, so it is classified as a "Very serious disease".👍

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The virus is resistant to a solution of Ether Phenol Glycerine alcohol and ice. Temperatures above 550C and solutions of Methylene Blue, potassium permanganate, and ultraviolet light inactivate the smallpox virus quickly.

02/22/2022

🚨US: A fourth Covid-19 shot🚨

🍀A fourth Covid-19 shot might be recommended this fall, as officials 'continually' look at emerging data🍀

💊As the world approaches the second anniversary of the declaration of the Covid-19 pandemic by the World Health Organization, on March 11, more nations are rolling out -- or are discussing the possibility of -- fourth doses of coronavirus vaccine for their most vulnerable. In the United States, leading public health officials say they are "very carefully" monitoring if or when fourth doses might be needed.👍

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In the United States, health officials emphasized late last year that fourth doses were not yet needed and said it was too premature to be discussing a potential fourth dose of coronavirus vaccine for most people.