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...
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,...
