APA (7th ed.) Citation

JS, H., AR, C., A, V. M., WG, C., & RF, B. (1990). Gastrinoma presenting as chronic pancreatitis. The American journal of gastroenterology, 85(2), 178.

Chicago Style (17th ed.) Citation

JS, Hanson, Cohen AR, Van Moore A, Cloud WG, and Bianchi RF. "Gastrinoma Presenting as Chronic Pancreatitis." The American Journal of Gastroenterology 85, no. 2 (1990): 178.

MLA (9th ed.) Citation

JS, Hanson, et al. "Gastrinoma Presenting as Chronic Pancreatitis." The American Journal of Gastroenterology, vol. 85, no. 2, 1990, p. 178.