Cita APA (7th ed.)

Lalmohamed, A., Vestergaard, P., Javaid, M., de Boer, A., Leufkens, H., van Staa, T., & de Vries, F. (2013). Risk of gastrointestinal bleeding in patients undergoing total hip or knee replacement compared with matched controls: A nationwide cohort study.

Cita Chicago (17th ed.)

Lalmohamed, A., P. Vestergaard, M. Javaid, A. de Boer, H. Leufkens, T. van Staa, i F. de Vries. Risk of Gastrointestinal Bleeding in Patients Undergoing Total Hip or Knee Replacement Compared with Matched Controls: A Nationwide Cohort Study. 2013.

Cita MLA (9th ed.)

Lalmohamed, A., et al. Risk of Gastrointestinal Bleeding in Patients Undergoing Total Hip or Knee Replacement Compared with Matched Controls: A Nationwide Cohort Study. 2013.