| immune system disorders rheumatoid arthritis | 2 | 0.3 | 1736 | 44 | 56 |
| rheumatoid arthritis immune system disorder | 0.35 | 0.3 | 6312 | 43 | 21 |
| rheumatoid arthritis affect the immune system | 1.55 | 0.3 | 8567 | 45 | 16 |
| is rheumatoid arthritis an immune disorder | 0.96 | 0.2 | 5321 | 42 | 6 |
| auto immune system rheumatoid arthritis | 1.08 | 0.6 | 9350 | 39 | 75 |
| is rheumatoid arthritis an immune disease | 0.24 | 0.8 | 1868 | 41 | 19 |
| arthritis and the immune system | 1.21 | 0.8 | 3660 | 31 | 7 |
| arthritis caused by immune system | 1.5 | 0.1 | 3439 | 33 | 7 |
| autoimmune disorders rheumatoid arthritis | 0.35 | 0.1 | 9658 | 41 | 95 |
| rheumatoid arthritis immune compromised | 1.1 | 0.2 | 9486 | 39 | 10 |
| rheumatoid arthritis and autoimmune disease | 1.04 | 0.5 | 4186 | 43 | 50 |
| immune response in rheumatoid arthritis | 0.61 | 0.2 | 6800 | 39 | 13 |
| rheumatic immune system diseases | 0.69 | 0.5 | 4575 | 32 | 65 |
| arthritis and autoimmune disease | 1.8 | 0.2 | 5986 | 32 | 82 |
| rheumatic and immune diseases | 1.42 | 0.4 | 5285 | 29 | 32 |
