4Kinugasa K, Kamata I, HIrotsune N, et al. Early treatment of subarachnoid hemorrhage after preventing rerupture of an aneurysm [J]. J Neurosurg, 1995, 83:34.
5Khurana V, Piepgrs D, Whisnant J, et al, Ruptured giant itracanial aneutysms. Part 1 A study of rebleeding [J], J Nettrosurg, 1998, 88:425.
6Murayama Y, Malisch T, Guglielmi G, et al. Inidence of cerebral vasospasm after endovascular treatment of acutely ruptured aneurysms: report on 69 cases [J], J Neurosurg,1997. 87:830.