Endoscopy in the diagnosis of aortoduodenal fistula.

MLA

Baker, B. H., et al. “Endoscopy in the Diagnosis of Aortoduodenal Fistula.” Gastrointestinal Endoscopy, vol. 24, no. 1, Aug. 1977, pp. 35–37. EBSCOhost, https://doi.org/10.1016/s0016-5107(77)73438-8.

APA

Baker, B. H., Baker, B. S., van der Reis, L., & Fisher, J. H. (1977). Endoscopy in the diagnosis of aortoduodenal fistula. Gastrointestinal Endoscopy, 24(1), 35–37. https://doi.org/10.1016/s0016-5107(77)73438-8

Chicago

Baker, B H, B S Baker, L van der Reis, and J H Fisher. 1977. “Endoscopy in the Diagnosis of Aortoduodenal Fistula.” Gastrointestinal Endoscopy 24 (1): 35–37. doi:10.1016/s0016-5107(77)73438-8.