Blood oxygen saturation (abbreviated as SpO2) is one of the important basic data in clinical medicine. The blood oxygen saturation refers to the percentage of the combined O2 volume in the total O2 volume that can be combined in the total blood volume.
Since December 2019, the outbreak of infection causing by 2019 novel coronavirus (2019-nCoV, SARS-CoV-2) originating in Wuhan has become a major public health emergency worldwide. During the epidemic prevention and control surveillance, asymptomatic infection was founded, so what is it?
Some friends in Foreign country may still have concern of"How to prevent new coronavirus pneumonia effectively?" "Does it really workable to wear mask to anti COVID-19?" let's see the answer from this passage.