Biochemical and pharmacological characterization of YM-60828, a newly synthesized and orally active inhibitor of human factor Xa - Taniuchi, Y; Sakai, Y; Hisamichi, N; Kayama, M; Mano, Y; Sato, K; Hirayama, F; Koshio, H; Matsumoto, Y; Kawasaki, T (Thromb Haemost, 1998)