Leer-Salvesen, Sunniva, Eva Dybvik, Ola E Dahl, Jan-Erik Gjertsen, and Lars B Engesæter. 2017. “Thromboprophylaxis for Venous Thromboembolism Prevention in Hip Fracture Patients”. Acta Orthopaedica 88 (2):236-37. https://doi.org/10.1080/17453674.2016.1274591.