APA Citatie

El-Serag, H. B., Mason, A. C., Petersen, N., & Key, C. R. (2002). Epidemiological differences between adenocarcinoma of the oesophagus and adenocarcinoma of the gastric cardia in the USA. Copyright 2002 by Gut.

Chicago Style citaat

El-Serag, H B., A C. Mason, N. Petersen, en C R. Key. Epidemiological Differences between Adenocarcinoma of the Oesophagus and Adenocarcinoma of the Gastric Cardia in the USA. Copyright 2002 by Gut, 2002.

MLA citatie

El-Serag, H B., A C. Mason, N. Petersen, en C R. Key. Epidemiological Differences between Adenocarcinoma of the Oesophagus and Adenocarcinoma of the Gastric Cardia in the USA. Copyright 2002 by Gut, 2002.

Let op: Deze citaties zijn niet altijd 100% accuraat.