APA (7th ed.) Citation

B, C., I, B., & JP, V. (2002). Harken prosthetic valve thrombosis. The Canadian journal of cardiology, 18(8), 891.

Chicago Style (17th ed.) Citation

B, Chow, Burwash I, and Veinot JP. "Harken Prosthetic Valve Thrombosis." The Canadian Journal of Cardiology 18, no. 8 (2002): 891.

MLA (9th ed.) Citation

B, Chow, et al. "Harken Prosthetic Valve Thrombosis." The Canadian Journal of Cardiology, vol. 18, no. 8, 2002, p. 891.