APA (7th ed.) Citation

HA, G., R, W., LM, S., D, H., EG, L., U, B., & K, W. (1988). Fatal upper gastrointestinal hemorrhage or perforation among users and nonusers of nonsteroidal anti-inflammatory drugs in Saskatchewan, Canada 1983. Journal of clinical epidemiology, 41(1), 35. https://doi.org/10.1016/0895-4356(88)90007-8

Chicago Style (17th ed.) Citation

HA, Guess, West R, Strand LM, Helston D, Lydick EG, Bergman U, and Wolski K. "Fatal Upper Gastrointestinal Hemorrhage or Perforation Among Users and Nonusers of Nonsteroidal Anti-inflammatory Drugs in Saskatchewan, Canada 1983." Journal of Clinical Epidemiology 41, no. 1 (1988): 35. https://doi.org/10.1016/0895-4356(88)90007-8.

MLA (9th ed.) Citation

HA, Guess, et al. "Fatal Upper Gastrointestinal Hemorrhage or Perforation Among Users and Nonusers of Nonsteroidal Anti-inflammatory Drugs in Saskatchewan, Canada 1983." Journal of Clinical Epidemiology, vol. 41, no. 1, 1988, p. 35, https://doi.org/10.1016/0895-4356(88)90007-8.