Citação norma APA

Portolani, N., Baiocchi, G., Baronchelli, C., Gheza, F., & Giulini, S. M. (2014). Multiple primary malignancies of the liver and the colon: A complex diagnostic and decisional process with a final unanswered question. BioMed Central.

Citação norma Chicago

Portolani, Nazario, Gianluca Baiocchi, Carla Baronchelli, Federico Gheza, and Stefano Maria Giulini. Multiple Primary Malignancies of the Liver and the Colon: A Complex Diagnostic and Decisional Process With a Final Unanswered Question. BioMed Central, 2014.

Citação norma MLA

Portolani, Nazario, et al. Multiple Primary Malignancies of the Liver and the Colon: A Complex Diagnostic and Decisional Process With a Final Unanswered Question. BioMed Central, 2014.

Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.