| AZA | azathioprine |
| GCs | glucocorticoids |
| GCA | giant cell arteritis |
| IL | interleukin |
| IS | immunosuppressant |
| IV | intravenous |
| LEF | leflunomide |
| MTX | methotrexate |
| RCT | randomised controlled trial |
| TCZ | tocilizumab |
| TNF | tumor necrosis factor |
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