Παραπομπή σε μορφή APA (7η εκδ.)

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.

Παραπομπή σε μορφή Chicago (17η εκδ.)

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

Παραπομπή σε μορφή MLA (9th εκδ.)

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.