A randomized double-blind placebo-controlled trial of dermatan sulphate for prevention of deep vein thrombosis in hip fracture - Agnelli, G; Cosmi, B; Di, Filippo P; Ranucci, R; Veschi, F; Longetti, M; Renga, C; Barzi, F; Gianese, F; Lupattelli, L; Rinonapoli, E; Nenci, G G (Thromb Haemostas, 1992)