Ettema, Harmen B, Marieke C Mulder, Michael T Nurmohamed, Harry R Büller, and Cees C P M Verheyen. “Dutch Orthopedic Thromboprophylaxis: A 5-Year Follow-up Survey”. Acta Orthopaedica 80, no. 1 (January 1, 2009): 109–112. Accessed May 19, 2026. https://actaorthop.org/actao/article/view/18730.