APA (7th ed.) Citation

Ribeiro, R., & Sanches, J. (2013). Fatty liver characterization and classification by ultrasound.

Chicago Style (17th ed.) Citation

Ribeiro, Ricardo, and João Sanches. Fatty Liver Characterization and Classification by Ultrasound. 2013.

MLA (8th ed.) Citation

Ribeiro, Ricardo, and João Sanches. Fatty Liver Characterization and Classification by Ultrasound. 2013.

Warning: These citations may not always be 100% accurate.