1Yanqui T, Kimura Y, Murotauki J, et al.V-shaped deceleration differs in the Patten of carotid blood flow variable deceleration Provoked by cord compression[J].J Perinat Med, 2002,30( 3 ) : 257-264.
2Kazandi M,Sendag F,Akercan F,et al. Different types of variable deceleration and their effects on neonatal outcome.[J].Singa Pore Med J, 2003,44 ( 5 ) : 243 -247.
