Double-blind randomized trial of Org 10172 low-molecular-weight heparinoid in prevention of deep vein thrombosis in thrombotic stroke - Turpie, A GG; Levine, M N; Hirsh, J; Carter, C J; Jay, R M; Powers, P J; Andrew, M; Magnani, H N; Hull, R D; Gent, M (Lancet, 1987)