Fig. 1From: Methotrexate utilization in Rheumatoid arthritis. A register-based cohort-study of treatment re-starts after gabs of at least 90 days1-Kaplan Meier estimate of the cumulative probability of returning to Methotrexate treatment after a gap ≥ 90 days among 299 rheumatoid arthritis patients in the County of Aarhus, Denmark 1996–2006Back to article page