"Low-flow" oxygen by nasal catheter may avert these events, but arterial oxygenation is often variable and unpredictable. 1 However, more precisely controlled low concentrations of inspired oxygen ...

Severe COVID-19 pneumonia often requires high concentrations of oxygen, which can potentially lead to oxidative stress and ...

Severe COVID-19 pneumonia often requires high concentrations of oxygen, which can potentially lead to oxidative stress and ...