Fingertip pulse oximeter was invented by Millikan in the 1940s to monitor the concentration of oxygen in arterial blood, an important indicator of the severity of COVID-19. Yonker now explains how ...
With rapid development, electronic blood pressure monitor has successfully replaced the mercury column blood pressure monitor, which is an indispensable medical equipment in modern medicine. Its bi...
Life is more than the hustle and bustle
There are poems and distance fields
More colorful company team building
So in order to strengthen team building, enhance collective consciousness, deepen t...
