Artículo original: Kang H-J, Lee JM, Yoon JH, Yoo J, Kim JH, Park J. Contrast-Enhanced Ultrasound With Perfluorobutane for Hepatocellular Carcinoma Diagnosis: Comparison of Imaging Phases and Diagnostic Criteria. American Journal of Roentgenology. 2024;Feb;222(2). DOI: https://doi.org/10.2214/AJR.23.30156 Sociedad: American Roentgen Ray…