共 11 条
[2]
Gandhi S V, 2005, J Obstet Gynaecol, V25, P614, DOI 10.1080/01443610500242796
[3]
Hare A A, 2005, J Obstet Gynaecol, V25, P108
[6]
Jurkovic D, 1996, ULTRASOUND OBST GYN, V8, P373
[9]
Marcovici I, 1994, Obstet Gynecol Surv, V49, P49, DOI 10.1097/00006254-199401000-00025