On May 17, the 81st China International Medical Equipment (Spring) Expo ended in Shanghai National Convention and Exhibition Center. At the exhibition, Yongkang brought a variety of international s...
Psoriasis, is a chronic, recurrent, inflammatory and systemic skin disease caused by genetic and environmental effects.Psoriasis in addition to the skin symptoms, there will also be cardiovascular,...
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 ...
