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4K ᵁᴴᴰ | Covid-19 vs 1918 Flu Pandemic | A trip back in history | Visual documentary - YouTube
Notice the nearly universal use of masks. And we still lost 50 million people.
Pneumonia was the big killer. This was before the advent of ventilators & early in the use of clinical oxygen. Common sign of mortality: cyanosis (blue skin from lack of oxygen as lungs filled with fluid).
Notice the nearly universal use of masks. And we still lost 50 million people.
Pneumonia was the big killer. This was before the advent of ventilators & early in the use of clinical oxygen. Common sign of mortality: cyanosis (blue skin from lack of oxygen as lungs filled with fluid).