Venous thromboembolism in the elderly. A community-based perspective.
Spencer FA, Gore JM, Lessard D, Emery C, Pacifico L, Reed G, Gurwitz JH, Goldberg RJ. Venous thromboembolism in the elderly. A community-based perspective. Thromb Haemost. 2008 Nov; 100(5):780-8.