6Cumming Am Tait PC, Fildes S, et al. Development of resistance to activated protein C during pregnancy,Brl J Haematol,1995 ; 90(3) :725.
7Barinafarremeneria P, Cantu - Brite C, de la Pena A, et al.Prothrombofic states in young people with idiopathic stroke a prospective study. Stroke, 1999; 25 (2) : 287.
8Sharshar T, Lamy C Mas JL. Incidence and cruses of strokes associated with pregnancy and pureperlum: a study in public hcspitais of lie de France Stroke, 1995 ;26(6) : 930.