Figure 5From: Severe experimental folate deficiency in a human subject - a longitudinal investigation of red-cell folate immunoassay errors as megaloblastic anaemia developsRed-cell folate immunoassay errors over time. A. Elecsys 2010 - Advia Centaur. B. Unicel Dxl 800 - Advia Centaur. C. Elecsys 2010 - Unicel Dxl 800. The dotted lines are for equality, or zero error. The dashed lines are the 95% confidence interval, and the dot-dashed lines are the 99.9% confidence interval.Back to article page