Fig. 7From: Removal of free light chains in hemodialysis patients without multiple myeloma: a crossover comparison of three different dialyzersEffect of dialysis with HFR17, PMMA and F7 on k/λ ratio before dialysis (time 0’) and after dialysis (time 240’). Dashed lines = normal reference range. Continuous lines = extended renal failure reference range [9]Back to article page