Fig. 1From: The use of dried blood spot sampling for the measurement of HbA1c: a cross-sectional studyBland-Altman plots of capillary dried blood spot samples from days 0, 4, 7 and 14. Note: Corrected DBS results are represented on D0, D4, D7 and D14; dashed lines represent 95 % limits of agreement; full lines represent biases. WB = whole blood on D0; cap = capillary; DBS = dried blood spotBack to article page