APA (7th ed.) Citation

Shaheen, N. J. (2005). Advances in Barrett's esophagus and esophageal adenocarcinoma. Gastroenterology (New York, N.Y. 1943), 128(6), 1554. https://doi.org/10.1053/j.gastro.2005.03.032

Chicago Style (17th ed.) Citation

Shaheen, Nicholas J. "Advances in Barrett's Esophagus and Esophageal Adenocarcinoma." Gastroenterology (New York, N.Y. 1943) 128, no. 6 (2005): 1554. https://doi.org/10.1053/j.gastro.2005.03.032.

MLA (9th ed.) Citation

Shaheen, Nicholas J. "Advances in Barrett's Esophagus and Esophageal Adenocarcinoma." Gastroenterology (New York, N.Y. 1943), vol. 128, no. 6, 2005, p. 1554, https://doi.org/10.1053/j.gastro.2005.03.032.