Citação norma APA

Sultana, A., Ghaneh, P., Cunningham, D., Starling, N., Neoptolemos, J. P., & Smith, C. T. (2008). Gemcitabine based combination chemotherapy in advanced pancreatic cancer-indirect comparison. BioMed Central.

Citação norma Chicago

Sultana, Asma, Paula Ghaneh, David Cunningham, Naureen Starling, John P. Neoptolemos, and Catrin Tudur Smith. Gemcitabine Based Combination Chemotherapy in Advanced Pancreatic Cancer-indirect Comparison. BioMed Central, 2008.

Citação norma MLA

Sultana, Asma, et al. Gemcitabine Based Combination Chemotherapy in Advanced Pancreatic Cancer-indirect Comparison. BioMed Central, 2008.

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