Physical activity, fibrinogen plasma level and gene polymorphisms in postmenopausal women. - Rauramaa,R.; Vaisanen,S.; Nissinen,A.; Rankinen,T.; Penttila,I.; Saarikoski,S.; Tuomilehto,J.; Gagnon,J.; Perusse,L.; Bourchard,C. (Thromb Haemost, 1997)