Accuracy of transient elastography-FibroScan®, acoustic radiation force impulse (ARFI) imaging, the enhanced liver fibrosis (ELF) test, APRI, and the FIB-4 index compared with liver biopsy in patients with chronic hepatitis C. (2017). Clinics, 72(9), 516-525. https://doi.org/10.6061/clinics/2017(09)01