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Correlation between acoustic radiation force impulse, AST/PLT ratio index and liver fibrosis stages. Acoustic radiation force impulse (ARFI) detection and AST/PLT ratio index (APRI) were positively correlated with liver fibrosis stages. A: APRI detection was positively correlated with liver fibrosis stage; B: The ARFI index was positively correlated with liver fibrosis stage.
