Dyfyniad APA

Fernandes, C., Pinho, R., Ribeiro, I., Silva, J., Ponte, A., & Carvalho, J. (2015). Risk factors for polyp retrieval failure in colonoscopy. United European Gastroenterol J.

Dyfyniad Arddull Chicago

Fernandes, Carlos, Rolando Pinho, Iolanda Ribeiro, Joana Silva, Ana Ponte, and João Carvalho. "Risk Factors for Polyp Retrieval Failure in Colonoscopy." United European Gastroenterol J 2015.

Dyfyniad MLA

Fernandes, Carlos, et al. "Risk Factors for Polyp Retrieval Failure in Colonoscopy." United European Gastroenterol J 2015.

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