The risk of recurrent venous thron****mbolism in patients with and without factor V Leiden - Eichinger, S; Pabinger, I; Stiimpflen, A; Hirschl, M; Bialonczyk, C; Schneider, B; Mann, C; Minar, E; Lechner, K; Kyrle, P A (Thromb Haemost, 1997)