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While not sure about the medical backing, from personal experience I once had HAPE and my oxygen reached 62% SpO2 by the time I was at the ER. I had one of those style canisters and I think it defi...
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While not sure about the medical backing, from personal experience I once had HAPE and my oxygen reached 62% SpO2 by the time I was at the ER. I had one of those style canisters and I think it defi...