Rheumatoid Arthritis
22 May 2008Rheumatoid arthritis (RA) is what is called an autoimmune disease. In this type of disease, a person's immune system (the system in the body responsible for fighting disease) mistakenly attacks the pe...
Rheumatoid arthritis (RA) is what is called an autoimmune disease. In this type of disease, a person's immune system (the system in the body responsible for fighting disease) mistakenly attacks the pe...