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Health
Pulse Oximeters: What They’re For and How They Work
a pulse oximeter is a medical device used to monitor blood oxygen saturation and heart rate. Not long ago, such devices were found almost exclusively in hospitals, but today they’ve…
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Health
Who is a dermatologist, and what conditions do they treat?
t? A dermatologist is a doctor who specializes in diseases of the skin, nails, hair, and mucous membranes. Some skin conditions manifest as symptoms of other, systemic diseases, in which…