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A clot waveform analysis for thrombin time. (a) Calibration plasma; (b) FII-deficient plasma; (c) FV-deficient plasma; (d) FVII-deficient plasma; (e) FVIII-deficient plasma; (f) FIX-deficient plasma; (g) FX-deficient plasma; (h) FXI-deficient plasma; (i) FXII-deficient plasma; (j) FXIII-deficient plasma; thrombin 0.5 IU/mL. Navy line, fibrin formation curve; red line, 1st derivative curve (velocity); light blue, 2nd derivative curve (acceleration).
