Guo Zhenlun the director of Service Trade Office of Jiangsu Provincial Commerce led a research team accompanied by Shi Kun the director of Service Trade Office of the Xuzhou Commerce, Xia Dongfeng...
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 ...
In addition to the two-dimensional anatomical information obtained by black-and-white ultrasound examination, patients can also use color Doppler blood flow imaging technology in color ultrasound...