UV phototherapy is 311 ~ 313nm ultraviolet light treatment.Also known as narrow spectrum ultraviolet radiation therapy ( NB UVB therapy ).The narrow segment of UVB: the wavelength of 311 ~ 313nm ca...
Long-term oxygen inhalation can relieve pulmonary hypertension caused by hypoxia, reduce polycythemia, reduce blood viscosity, reduce the burden of right ventricle, and alleviate the occurrence and...
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...