Oxygen is in the air. Getting it to a Covid-19 patient struggling to breathe can be trickier than it seems.
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Oxygen is in the air. Getting it to a Covid-19 patient struggling to breathe can be trickier than it seems. from Wired https://ift.tt/2ze7...
About author: abdul
Cress arugula peanut tigernut wattle seed kombu parsnip. Lotus root mung bean arugula tigernut horseradish endive yarrow gourd. Radicchio cress avocado garlic quandong collard greens.
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